Answers on Final Exam Flashcards
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The saying "Money is a veil." means that
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while nominal variables are the first thing we may observe about an economy, what's important are the real variables and the forces that determine them.
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Historical evidence for the U.S. economy indicates that
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changes in real GDP over the business cycle are largely attributable to changes in investment over the business cycle.
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The quantity of money has no real impact on things people really care about like whether or not they have a job. Most economists would agree that this statement is appropriate concerning
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the long run, but not the short run.
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Which of the following fall during a recession?
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both retail sales and employment
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Suppose businesses in general believe that the economy is likely to head into recession and so they reduce capital purchases. Their reaction would initially shift
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aggregate demand left.
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Which of the following shifts the short-run aggregate supply curve to the right?
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a decrease in the expected price level
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If the dollar appreciates, perhaps because of speculation or government policy, then U.S. net exports
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decrease which shifts aggregate demand left.
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Which of the following rises during recessions?
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layoffs but not consumer spending
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Suppose that foreigners had reduced confidence in U.S. financial institutions and believed that privately issued U.S. bonds were more likely to be defaulted on. What would happen in the market for foreign-currency exchange?
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the supply of dollars would shift right and the exchange rate would fall.
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Aggregate demand includes
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the quantity of goods and services households, firms, the government, and customer abroad want to buy.
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Which of the following will reduce the price level and real output in the short run?
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a decrease in the money supply
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Imagine that in 2015 the economy is in long-run equilibrium. Then stock prices rise more than expected and stay high for some time. In the long run, the change in price expectations created by the stock market boom shifts
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short-run aggregate supply left.
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A candidate for political office announces the following policies which, he says, economics clearly demonstrates will lead to higher output in the long run: 1. reduce immigration from abroad 2. make trade more open between the US and other countries:
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1 shifts long-run aggregate supply left, 2 shifts long-run aggregate supply right.
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Other things the same, if workers and firms expected prices to rise by 2 percent but instead they rise by 3 percent, then
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employment and production rise.
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The long-run aggregate supply curve shifts right if
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technology improves.
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Which of the following does not help explain the direction the quantity of aggregate goods demanded changes when the price level decreases?
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the dollar appreciates relative to other currencies
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Other things the same, if the price level falls, domestic interest rates
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fall, so domestic residents will want to hold more foreign bonds.
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The long-run aggregate supply curve shifts right if
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either immigration from abroad increases or technology improves.
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If there are sticky wages, and the price level is greater than what was expected, then
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the quantity of aggregate goods and services supplied rises, as shown by a movement to the right along the short-run aggregate supply curve.
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The wealth effect, interest-rate effect, and exchange-rate effect are all explanations for
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the slope of the aggregate-demand curve.
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Which of the following tends to make aggregate demand shift further to the right than the amount by which government expenditures increase?
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the multiplier effect
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The theory of liquidity preference is most helpful in understanding
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the interest-rate effect.
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Which of the following events would shift money demand to the left?
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a decrease in the price level
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According to liquidity preference theory, an increase in the price level causes the interest rate to
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increase, which decreases the quantity of goods and services demanded.
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Critics of stabilization policy argue that
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policy affects aggregate demand with a lag, and the effects on aggregate demand are long-lived.
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According to liquidity preference theory, if the price level decreases, then
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the interest rate falls because money demand shifts left.
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The lag problem associated with fiscal policy is due mostly to
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the political system of checks and balances that slows down the process of implementing fiscal policy.
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A policy that results in slow and steady growth of the money supply is an example of
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a "passive" monetary policy.
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Liquidity preference theory assumes the interest rate adjusts to bring the money market into equilibrium; classical theory assumes the price level adjusts to bring the money market into equilibrium.
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Which of the following illustrates how the investment accelerator works?
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An increase in government expenditures increases aggregate spending so that Burgerville finds it profitable to build more new restaurants.
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A decrease in government spending initially and primarily shifts
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aggregate demand to the left.
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The government builds a new water-treatment plant. The owner of the company that builds the plant pays her workers. The workers increase their spending. Firms from which the workers buy goods increase their output. This type of effect on spending illustrates
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the multiplier effect.
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Keynes used the term "animal spirits" to refer to
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arbitrary changes in attitudes of household and firms.
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In recent years, the Federal Reserve has conducted policy by setting a target for the
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federal funds rate.
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Suppose the MPC is 0.60. Assume there are no crowding out or investment accelerator effects. If the government increases expenditures by $200 billion, then by how much does aggregate demand shift to the right? If the government decreases taxes by $200 billion, then by how much does aggregate demand shift to the right?
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$500 billion and $300 billion
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Which of the following raises the interest rate?
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an increase in government expenditures and a decrease in the money supply
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When the Fed decreases the money supply, we expect
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interest rates to rise and stock prices to fall.
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Samuelson and Solow reasoned that when aggregate demand was low, unemployment was
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high, so there was downward pressure on wages and prices.
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An adverse supply shock will shift short-run aggregate supply
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left, making prices rise.
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Which of the following would shift the long-run Phillips curve to the right?
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increases in unemployment compensation
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An increase in expected inflation shifts the
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short-run Phillips curve right.
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Suppose expected inflation and actual inflation are both low, and unemployment is at its natural rate. If the Fed then pursues an expansionary monetary policy, which of the following results would be expected in the short run?
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The economy would move up and to the left along a given short-run Phillips curve.
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The economy will move to a point on the short-run Phillips curve where unemployment is higher if
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the inflation rate decreases.
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In the equation, Unemployment rate = Natural rate of unemployment - a ´ (Actual inflation - Expected inflation), the variable a is a parameter that measures how much
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actual unemployment responds to unexpected inflation.
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Which of the following is not associated with an adverse supply shock?
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the short-run Phillips curve shifts left
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In the long run, an increase in the money supply growth rate
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raises expected inflation so the short-run Phillips curve shifts right.
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Samuelson and Solow argued that a combination of low unemployment and low inflation
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was impossible given the historical data as summarized by the Phillips curve.
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n the long run a reduction in the money supply growth rate affects
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the inflation rate but not the natural rate of unemployment.
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Moving from the late 1960s to 1970-1973,
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inflation remained high while the unemployment rate was higher than in the late 1960s.
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Which of the following would not be associated with a favorable supply shock?
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the price level rises
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If inflation is greater than expected, then the unemployment rate is
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below the natural rate. In the long run the short-run Phillips curve will shift right.
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If the Federal Reserve accommodates an adverse supply shock,
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inflation expectations may rise which shifts the short-run Phillips curve shifts right.
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As an economist working for a U.S. government agency you determine that a particular country has a sacrifice ratio of 3. Policy-makers in that country are thinking of lowering the inflation rate from 10% to 4%. Is this sacrifice ratio higher or lower than the typical estimate? From your numbers, what is the amount of output that will be lost for this country to reduce its inflation rate?
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The sacrifice ratio is lower than the typical estimate. It will cost 18% of annual output to reach the new inflation target.
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The consequences of the Volcker disinflation demonstrated that when Volcker announced his intention to reduce inflation quickly, on average the public thought
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inflation would fall but not by as much or as quickly as Volcker claimed.
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Ultimately, the change in unemployment associated with a change in inflation is due to
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unanticipated inflation, not inflation per se.
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If inflation expectations rise, the short-run Phillips curve shifts
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right, so that at any unemployment rate inflation is higher in the short run than before.
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Samuelson and Solow reasoned that when aggregate demand was high, unemployment was
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low, so there was upward pressure on wages and prices.
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If a U.S. shirt maker purchases cotton from Egypt, U.S. net exports
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decrease, and U.S. net capital outflow decreases.
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If Norway sold more goods and services abroad than it purchased from abroad, then it had
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positive net exports which is a trade surplus.
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Foreign-produced goods and services that are purchased domestically are called
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imports.
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Which of the following is correct?
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NCO = NX
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A U.S. firm buys apples from New Zealand with New Zealand dollars it got in exchange for U.S. dollars. New Zealand residents then use these dollars to purchase oranges from the U.S. Which of the following increases?
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neither New Zeland's net exports nor New Zeland's capital outflow
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If the price of a good in the U.S. is $10 and the unit of foreign currency is the stone, in which case is the real exchange rate 4/5?
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the foreign price is 5 stones and the exchange rate is 2/5 stones per dollar
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Jill, a U.S. citizen, uses some euros to purchase a bond issued by a French vineyard. This exchange
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does not change U.S. net capital outflow.
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Paine Pharmaceuticals produces medicines in the U.S. Its overseas sales
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are an export of the U.S. and increase U.S. net exports
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Other things the same, a country could move from having a trade surplus to having a trade deficit if either
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saving fell or domestic investment rose.
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A Ukrainian firm sells diesel locomotives to a U.S. railroad. Other things the same, these sales
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decrease U.S. net exports and increase Ukrainian net exports.
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One year a country has positive net exports. The next year it still has positive but larger net exports
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its trade surplus rose.
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If the American company Stryker builds and operates a new factory in France,
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it engages in foreign direct investment. By itself this action raises U.S. net capital outflow.
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If saving is greater than domestic investment, then
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there is a trade surplus and Y > C + I + G.
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Other things the same, which of the following could explain a rise in Sweden's net capital outflow?
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the probability of default on Swedish bonds rises
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A country has net capital outflow of $20 billion. Which of the following is consistent with this net capital outflow?
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It has $20 billion of net exports.
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An increase in a country's budget surplus shifts its
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supply of loanable funds right and increases investment spending.
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If a country experiences capital flight, which of the following curves shift right?
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the demand for loanable funds, the net capital outflow curve, and the supply of dollars in the market for foreign currency exchange.
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When a country experiences capital flight its currency
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depreciates and net exports rise.
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In which case(s) does(do) a country's demand for loanable funds shift right?
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capital flight, but not an increase in the budget deficit
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If the supply of loanable funds shifts right, then
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the real interest rate falls and the equilibrium quantity of loanable funds rises.
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When the U.S. real interest rate falls, owning U.S. assets becomes
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less attractive and so U.S. net capital outflow rises.
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In 1998 the Russian government defaulted on its bonds. According to the open-economy macroeconomic model, this should have
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increased Russian interest rates and net exports.
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If at a given real interest rate desired national saving were $50 billion, domestic investment were $40 billion, and net capital outflow were $20 billion, then at that real interest rate in the loanable funds market there would be a
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shortage. The real interest rate would rise.
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The slope of the supply of loanable funds is based on an increase in
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only national saving when the interest rate rises.
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An increase in the budget surplus
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raises net exports and domestic investment.
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If foreigners want to buy more U.S. bonds, then in the market for foreign-currency exchange the exchange rate
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rises and the quantity of dollars traded falls.
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Which of the following is the most likely result from an increase in a country's government budget surplus?
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lower imports
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If U.S. residents want to buy more foreign bonds, then in the market for foreign-currency exchange the exchange rate
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falls and the quantity of dollars traded rises.
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If the budget deficit increases, then
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U.S. residents will want to purchase fewer foreign assets and foreign residents will want to purchase more U.S. assets
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Which of the following could explain a decrease in the U.S. real exchange rate?
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the default risk of U.S. assets rise
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In 1995 House Speaker Newt Gingrich threatened to send the United States into default on its debt. During the day of this announcement, U.S. interest rates rose and the real exchange rate of the U.S. dollar depreciated. Which of these changes is consistent with the results of the open-economy macroeconomic model?
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the depreciation of the real exchange rate of the U.S. dollar 3. the increase in U.S. interest rates 4. Both a and b are consistent.
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We depart from the assumptions of classical economics when we focus on the relationship between
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the quantity of output and the price level.
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Which of the following effects provide incentives for consumers to spend less when the price level rises?
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the wealth effect and the interest-rate effect
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Part of the explanation for why the aggregate-demand curve slopes downward is that a decrease in the price level
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decreases the interest rate.
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Suppose that banks are less able to raise funds and so lend less. Consequently, because people and households are less able to borrow, they spend less at any given price level than they would otherwise. The crisis is persistent so lending should remain depressed for some time. If nominal wages are sticky, which of the following helps explains the change in output?
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real wages rise, so firms choose to produce less
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An economic contraction caused by a shift in aggregate demand causes prices to
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fall in the short run, and fall even more in the long run.
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During recessions unemployment typically rises
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substantially. As the recession ends, unemployment declines gradually.
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Other things the same, if the price level falls, domestic interest rates
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fall, so domestic residents will want to hold more foreign bonds.
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When production costs rise,
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the short-run aggregate supply curve shifts to the left.
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During recessions declines in investment account for about
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2/3 of the decline in real GDP.
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Recession come at
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rregular intervals. During recessions investment spending falls relatively more than consumption spending.
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The long-run aggregate supply curve shifts right if
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1. immigration from abroad increases. 2. the capital stock increases. 3. technology advances.
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Which of the following effects helps to explain the slope of the aggregate-demand curve?
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1. the wealth effect 2. All of the above are correct. 100% 3. the interest-rate effect 4. the exchange-rate effect
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The initial impact of the repeal of an investment tax credit is to shift
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aggregate demand left.
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Which of the following shifts short-run aggregate supply right?
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an increase in immigration from abroad
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Economic expansions in Germany and Japan would cause
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the U.S. price level and real GDP to rise.
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The aggregate-demand curve
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shows an inverse relation between the price level and the quantity of all goods and services demanded.
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The equation: quantity of output supplied = natural rate of output + a(actual price level - expected price level), where a is a positive number, represents
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an upward-sloping short-run aggregate supply curve
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If the actual price level is 165, but people had been expecting it to be 160, then
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the quantity of output supplied rises, but only in the short run.
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If the dollar appreciates, perhaps because of speculation or government policy, then U.S. net exports
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decrease which shifts aggregate demand left.
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As the price level falls,
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the exchange rate falls, so net exports rise.
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"Monetary policy can be described either in terms of the money supply or in terms of the interest rate." This statement amounts to the assertion that
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changes in monetary policy aimed at contracting aggregate demand can be described either as decreasing the money supply or as raising the interest rate.
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In the short run, a decrease in the money supply causes interest rates to
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increase, and aggregate demand to shift left.
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A decrease in government spending
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decreases the interest rate and so investment spending increases.
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While a television news reporter might state that "Today the Fed lowered the federal funds rate from 5.5 percent to 5.25 percent," a more precise account of the Fed's action would be as follows:
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"Today the Fed told its bond traders to conduct open-market operations in such a way that the equilibrium federal funds rate would decrease to 5.25 percent."
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When there is an increase in government expenditures, which of the following raises investment spending?
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the investment accelerator but not crowding out
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Which of the following sequences best explains the negative slope of the aggregate-demand curve?
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price level ¯ Þ demand for money ¯ Þ equilibrium interest rate ¯ Þ quantity of goods and services demanded
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According to liquidity preference theory, if there were a shortage of money, then
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the interest rate would be below equilibrium and the quantity of money demanded would be too large for equilibrium.
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Assume the money market is initially in equilibrium. If the price level decreases, then according to liquidity preference theory there is an excess
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supply of money until the interest rate decreases.
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When the Fed decreases the money supply, we expect
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interest rates to rise and stock prices to fall.
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The theory of liquidity preference illustrates the principle that
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monetary policy can be described either in terms of the money supply or in terms of the interest rate.
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If it were not for the automatic stabilizers in the U.S. economy,
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output and employment would probably be more volatile than they are now.
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According to liquidity preference theory, equilibrium in the money market is achieved by adjustments in
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the interest rate.
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According to liquidity preference theory, an increase in the price level shifts the
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money demand curve rightward, so the interest rate increases.
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If taxes
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increase, then consumption decreases, and aggregate demand shifts leftward.
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Which of the effects listed below increases the quantity of goods and services demanded when the price level falls and decreases the quantity of goods and services demanded when the price level rises?
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1. the interest-rate effect 2. the wealth effect 3. All of the above are correct. 100% 4. the exchange-rate effect
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In the graph of the money market, the money supply curve is
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vertical. It shifts rightward if the Fed buys bonds.
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People will want to hold less money if the price level
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decreases or if the interest rate increases
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Keynes argued that
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irrational waves of pessimism cause decreases in aggregate demand and increases in unemployment.
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Economists who are skeptical about the relevance of "liquidity traps" argue that
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a central bank continues to have tools to stimulate the economy, even after its interest rate target hits its lower bound of zero.
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During the economic downturn of 2008-2009, the Federal Reserve
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took the unusual step of using open-market operations to purchase mortgages and corporate debt.
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Disinflation is like
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slowing a car down, whereas deflation is like putting the car into reverse gear.
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A favorable supply shock will cause
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unemployment to fall and the short-run Phillips curve to shift left.
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If a central bank reduced inflation by 2 percentage points and that made output fall by 1 percentage points for 2 years and the unemployment rate rise from 3 percent to 5 percent for 2 years, the sacrifice ratio is
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1
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If policymakers decrease aggregate demand, then in the long run
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prices will be lower and unemployment will be unchanged.
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If policymakers accommodate an adverse supply shock, then in the short run the unemployment rate
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falls and the inflation rate rises.
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Which of the following results in higher inflation and higher unemployment in the short run?
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an adverse supply shock such as an increase in the price of oil
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Highland has had inflation of 15% for many years. Highland establishes a new central bank, the Bank of Highland, with the hopes of reducing the inflation rate.The Bank of Highland reduced inflation to its announced goal of 5%. However, people were expecting inflation to fall to 7% and there was a favorable supply shock. In the short run which of the following made unemployment lower than otherwise?
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only the favorable supply shock
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When aggregate demand shifts right along the short-run aggregate supply curve, unemployment
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falls, so there are upward pressures on wages and prices.
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Prime Minister Emma Bigshot urges passage of a bill to reduce unemployment benefits from very generous levels in her country. She also urges her country's central bank to raise the rate at which the money supply is increasing. In the long run which, if either, of these policies will reduce the unemployment rate?
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reducing the generosity of unemployment benefits but not raising the rate at which the money supply is increasing
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Samuelson and Solow argued that a combination of low unemployment and low inflation
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was impossible given the historical data as summarized by the Phillips curve.
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In responding to the Phillips curve hypothesis, Friedman argued that the Fed can peg the
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inflation rate.
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The experience of the Volcker disinflation of the early 1980s
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generally decreased estimates of the sacrifice ratio.
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Proponents of rational expectations argued that the sacrifice ratio
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could be low because people might adjust their expectations quickly if they found anti-inflation policy credible.
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Friedman and Phelps concluded that
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in the long run the Phillips curve is vertical, which is consistent with classical theory.
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There is a
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short-run tradeoff between inflation and unemployment.
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The long-run Phillips curve would shift left if
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the minimum wage was reduced but not if the money supply increased.
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A movement to the right along a given short-run Phillips curve could be caused by
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contractionary monetary policy, but not an increase in the natural rate of unemployment.
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The natural rate of unemployment
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is the unemployment rate that the economy tends to move to in the long run.
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Oceania buys $40 of wine from Escudia and Escudia buys $100 of wool from Oceania. Supposing this is the only trade that these countries do. What are the net exports of Oceania and Escudia in that order?
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$60 and -$60
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In an open economy, gross domestic product equals $1,650 billion, government expenditure equals $250 billion, and savings equals $550 billion. What is consumption expenditure?
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$850 billion
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If a country has a trade surplus
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it has positive net exports and positive net capital outflow.
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A country has $30 billion of domestic investment and net capital outflows of -$20 billion. What is the country's saving?
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$10 billion
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Net capital outflow equals
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the purchase of foreign assets by domestic residents - the purchase of domestic assets by foreign residents
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If the United States had negative net exports last year, then it
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bought more abroad than it sold abroad and had a trade deficit.
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The nominal exchange rate is .80 euros per dollar and the real exchange rate is 4/3. Which of the following prices for a particular good are consistent with these exchange rates?
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$5 in the U.S. and 3 euros in Italy.
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Other things the same, which of the following would both make Americans more willing to buy Italian goods?
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the nominal exchange rate rises, the price of goods in Italy falls
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According to purchasing power parity, if the same basket of goods costs $100 in the U.S. and 50 pounds in Britain, then what is the nominal exchange rate?
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1/2 pound per dollar
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If a country has negative net capital outflows, then its net exports are
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negative and its saving is smaller than its domestic investment.
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An increase in U.S. sales of movies to other countries raises U.S.
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exports and so raises the U.S. trade balance.
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If a lobster in Maine costs $10 and that the same type of lobster in Massachusetts costs $30, then people could make a profit by
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buying lobsters in Maine and selling them in Massachusetts. This action would decrease the price of lobster in Massachusetts.
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Other things the same, if a country's domestic investment decreases, then
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net capital outflow rises, so net exports rise.
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When Claudia, a U.S. citizen, purchases a handbag made in France, the purchase is
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a U.S. import and a French export.
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In the open-economy macroeconomic model, as the exchange rate rises,
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desired net exports fall, so the quantity of dollars demanded falls.
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Recently Greece ran large deficits and people became worried about the ability of its government to make payments on its debt. Which of the these events reduces a country's real exchange rate?
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increased concerns about the ability of the government to pay back its debt, but not an increase in the budget deficit
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If the U.S. government increased its deficit, then
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U.S. bonds would pay higher interest and a dollar would purchase more foreign goods.
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If the supply of loanable funds shifts left, then
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the real interest rate rises and the equilibrium quantity of loanable funds falls.
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f the real exchange rate for the dollar is below the equilibrium level, the quantity of dollars supplied in the market for foreign-currency exchange is
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less than the quantity demanded and the dollar will appreciate.
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Other things the same, as the real interest rate rises
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domestic investment and net capital outflow both fall.
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Which of the following is included in the demand for dollars in the market for foreign-currency exchange in the open-economy macroeconomic model?
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A firm in Canada wants to buy rice from a U.S. company.
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Because a government budget deficit represents
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negative public saving, it decreases national saving.
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In the open-economy macroeconomic model, a higher U.S. real exchange rate makes
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U.S. goods more expensive relative to foreign goods and reduces the quantity of dollars demanded.
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In an open economy, the demand for loanable funds comes from
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those who want to borrow funds to buy either domestic capital goods or foreign assets.
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At the equilibrium real interest rate in the open-economy macroeconomic model
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net capital outflow + domestic investment = saving
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When Mexico suffered from capital flight in 1994, Mexico's net exports
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increased.
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If at a given real interest rate desired national saving were $50 billion, domestic investment were $40 billion, and net capital outflow were $20 billion, then at that real interest rate in the loanable funds market there would be a
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shortage. The real interest rate would rise.
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If a country raises its budget deficit, then in the market for foreign-currency exchange
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supply shifts left.
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When Mexico suffered from capital flight in 1994, U.S. demand for loanable funds
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and U.S. net capital outflow fell.