Econ Test 1 T/F – Flashcards
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T/F Scarcity means that there is less of a good or resource available than people with to have.
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True
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T/F Economics is the study of how evenly goods and services are distributed within society.
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False- Economics focuses more on efficiency than equality.
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T/F With careful planning, we can usually get something that we like without having to give up something else that we like.
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False- We face trade offs normally, rarely do we get something for nothing.
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T/F Choosing not to attend a concert so that you can study for your exam is an example of a tradeoff.
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True
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T/F Efficiency means everyone in the economy should receive an equal share of the goods and services produced.
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False- Efficiency does not mean equality.
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T/F Government policies that improve equality usually increase efficiency at the same time.
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False- Usually decreases efficiency through trade-offs that must be made.
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T/F A marginal change is a small incremental adjustment to an existing plan of action.
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True
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T/F An increase in the marginal cost of an activity necessarily means that people will no longer engage in any of that activity.
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False- Depends on the marginal benefit; if the benefit exceeds cost, even after cost increase, people will still engage in the activity.
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T/F The fact that people are willing to pay much more for a diamond, which is not needed for survival, than they are willing to pay for a cup of water, which is needed for survival, is an example of irrational behavior.
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Fales- Is rational, based on the scarcity principle.
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T/F A rational decision maker takes an action if and only if the marginal cost exceeds the marginal benefit
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False- Its the other way around.
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T/F Trade allows each person to specialize in the activities he or she does best, thus increasing each individual's productivity.
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True
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T/F Trade can make everyone better off except in the case where one person is better at doing everything.
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False- No one is better at doing EVERYTHING
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T/F The invisible hand ensures that economic prosperity is distributed equally.
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False
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T/F The government can potentially improve market outcomes if market inequalities or market faliure exists.
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True
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T/F One way that governments can improve market outcomes is to ensure that individuals are able to own and exercise control over their scarace resources.
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True
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T/F Productivity is defined as the quantity of goods and services produced from each unit of labor input.
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True
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T/F Inflation is the primary determinant of a country's living standards.
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False
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T/F Inflation increases the value of money.
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False- it decreases the value
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T/F In the long run primary effect of increasing the quantity of money is higher prices.
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True
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T/F The business cycle refers to fluctuations in economic activity such as employment and production.
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True
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T/F Economists devise theories, collect data, and then analyze these data in an attempt to verify or refute their theories.
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True
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T/F While the scientific method is applicable to studying natural sciences, it is not applicable to studying a nation's economy.
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False
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T/F Since economists cannot use natural experiments offered by history, they must use carefully constructed laboratory experiments instead.
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False
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T/F Good assumptions simplify a problem without substantially affecting the answer.
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True
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T/F Economists often find it worthwhile to make assumptions that do not necessarily describe the real world.
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True
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T/F Economic models can help us understand reality only when they include all details of the economy.
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False
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T/F An economic model can accurately explain how the economy is organized because it is designed to include, to the extent possible, all features of the real world.
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False
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T/F In the circular-flow diagram, factors of production include land, labor, and capital.
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True
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T/F In the circular-flow diagram, firms own the factors of production and use them to produce goods and services.
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False
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T/F In the markets for the factors of production in the circular-flow diagram, households are buyers and firms are sellers.
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False
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T/F The production possibilities frontier is a graph that shows the various combinations of outputs that the economy can possibly produce given the available factors of production and the available production technology.
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True
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T/F The production possibilities frontier shows the opportunity cost of one good as measured in terms of the other good.
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True
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T/F When a production possibilities frontier is bowed outward, the opportunity cost of one good in terms of the other is constant.
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False
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T/F Economists believe that production possibilities frontiers rarely have a bowed shape.
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False
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T/F A production possibilities frontier will be bowed outward if some of the economy's resources are better suited to producing one good than another.
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True
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T/F While the production possibilities frontier is a useful model, it cannot be used to illustrate economic growth.
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False
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T/F Economic growth causes a production possibilities frontier to shift outward.
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True
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T/F The effects of borrowing by the federal government would be studied by a micro economist rather than a macroeconomist.
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False
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T/F Microeconomics and macroeconomics are closely intertwined.
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True
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T/F Economists acting as scientists make positive statements, while economists acting as policy advisers make normative statements.
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True
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T/F Normative statements describe how the world is, while positive statements prescribe how the world should be.
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False
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T/F Positive statements are descriptive, while normative statements are prescriptive.
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True
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T/F There is only one explanation for why economists give conflicting advice on policy issues, and it is that they have different values about what policy should try to accomplish.
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False
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T/F Economists may disagree about the validity of alternative positive theories about how the world works.
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True
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T/F In economics, graphs serve two purposes: they offer a way to visually express ideas, and they provide a way of finding and interpreting patterns when analyzing economic data.
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True
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T/F Examples of graphs of a single variable include pie charts, bar graphs, and time-series graphs.
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True
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T/F In most countries today, many goods and services consumed are imported from abroad, and many goods and services produced are exported to foreign customers.
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True
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T/F Interdependence among individuals and interdependence among nations are both based on the gains from trade.
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True
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T/F If a person chooses self-sufficiency, then she can only consume what she produces.
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True
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T/F A production possibilities frontier is a graph that shows the combination of outputs that an economy should produce.
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False
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T/F Production possibilities frontiers cannot be used to illustrate tradeoffs.
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False
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T/F An economy can produce at any point on or inside its production possibilities frontier, but it cannot produce at points outside its production possibilities frontier.
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True
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T/F Opportunity cost refers to how many inputs a producer requires to produce a good.
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False
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T/F Opportunity cost measures the trade-off between two goods that each producer faces.
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True
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T/F If one producer has the absolute advantage in the production of all goods, then that same producer will have the comparative advantage in the production of all goods as well.
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False
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T/F If a country has the comparative advantage in producing a product, then that country must also have the absolute advantage in producing that product.
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False
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T/F In an economy consisting of two people producing two goods, it is possible for one person to have the absolute advantage and the comparative advantage in both goods.
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False
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T/F If one producer is able to produce a good at a lower opportunity cost than some other producer, then the producer with the lower opportunity cost is said to have an absolute advantage in the production of that good.
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False
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T/F Unless two people who are producing two goods have exactly the same opportunity costs, then one person will have a comparative advantage in one good, and the other person will have a comparative advantage in the other good.
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True
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T/F The gains from specialization and trade are based on absolute advantage.
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False
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T/F Trade can benefit everyone in society because it allows people to specialize in activities in which they have a comparative advantage.
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True
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T/F Two countries can achieve gains from trade even if one country has an absolute advantage in the production of both goods.
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True
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T/F Differences in opportunity cost allow for gains from trade.
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True
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T/F Goods produced abroad and sold domestically are called exports and goods produced domestically and sold abroad are called imports.
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False
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T/F Trade can make some individuals worse off, even as it makes the country as a whole better off.
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True
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T/F Trade allows all countries to achieve greater prosperity.
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True
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T/F Prices allocate a market economy's scarce resources.
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True
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T/F In a market economy, supply and demand determine both the quantity of each good produced and the price at which it is sold.
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True
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T/F A yard sale is an example of a market.
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True
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T/F In a competitive market, there are so few buyers and so few sellers that each has a significant impact on the market price.
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False
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T/F All goods and services are sold in perfectly competitive markets.
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False
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T/F The law of demand states that, other things equal, when the price of a good rises, the quantity demanded of the good rises, and when the price falls, the quantity demanded falls.
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False
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T/F The demand curve is the upward-sloping line relating price and quantity demanded.
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False
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T/F Individual demand curves are summed horizontally to obtain the market demand curve.
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True
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T/F An increase in demand shifts the demand curve to the left.
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False
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T/F Whenever a determinant of demand other than price changes, the demand curve shifts.
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True
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T/F The quantity supplied of a good or service is the amount that sellers are willing and able to sell at a particular price.
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True
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T/F The law of supply states that, other things equal, when the price of a good rises, the quantity supplied of the good falls.
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False
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T/F If a higher price means a greater quantity supplied, then the supply curve slopes upward.
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True
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T/F A movement along a supply curve is called a change in supply while a shift of the supply curve is called a change in quantity supplied.
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False
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T/F A decrease in supply shifts the supply curve to the left.
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True
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T/F A reduction in an input price will cause a change in quantity supplied, but not a change in supply.
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False
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T/F If there is an improvement in the technology used to produce a good, then the supply curve for that good will shift to the left.
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False
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T/F An increase in the price of a product and an increase in the number of sellers in the market affect the supply curve in the same general way.
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False
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T/F Whenever a determinant of supply other than price changes, the supply curve shifts.
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True
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T/F Supply and demand together determine the price and quantity of a good sold in a market.
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True
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T/F A market's equilibrium is the point at which the supply and demand curves intersect.
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True
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T/F At the equilibrium price, buyers have bought all they want to buy, but sellers have not sold all they want to sell.
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False
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T/F The actions of buyers and sellers naturally move markets toward equilibrium.
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True
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T/F A surplus is the same as an excess demand.
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False
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T/F When the market price is below the equilibrium price, suppliers are unable to sell all they want to sell.
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False
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T/F When quantity demanded exceeds quantity supplied at the current market price, the market has a shortage and market price will likely rise in the future to eliminate the shortage.
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True
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T/F In a market, the price of any good adjusts until quantity demanded equals quantity supplied.
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True
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T/F When a supply curve or a demand curve shifts, the equilibrium price and equilibrium quantity change.
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True
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T/F An increase in demand will cause an increase in price, which will cause an increase in quantity supplied.
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True
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T/F A decrease in supply will cause an increase in price, which will cause a decrease in quantity demanded.
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True
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T/F Elasticity measures how responsive quantity is to changes in price.
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True
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T/F The demand for bread is likely to be more elastic than the demand for solid-gold bread plates.
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False
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T/F Necessities tend to have inelastic demands, whereas luxuries have elastic demands.
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True
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T/F Goods with close substitutes tend to have more elastic demands than do goods without close substitutes.
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True
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T/F Even the demand for a necessity such as gasoline will respond to a change in price, especially over a longer time horizon.
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True
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T/F The price elasticity of demand is defined as the percentage change in price divided by the percentage change in quantity demanded.
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False
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T/F Suppose that when the price rises by 20% for a particular good, the quantity demanded of that good falls by 10%. The price elasticity of demand for this good is equal to 2.0.
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False
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T/F Demand is inelastic if the price elasticity of demand is greater than 1.
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False
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T/F If the price elasticity of demand is equal to 0, then demand is unit elastic.
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False
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T/F The flatter the demand curve that passes through a given point, the more inelastic the demand.
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False
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T/F The income elasticity of demand is defined as the percentage change in quantity demanded divided by the percentage change in income.
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True
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T/F The income elasticity of demand is defined as the percentage change in quantity demanded divided by the percentage change in price.
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False
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T/F Cross-price elasticity of demand measures how the quantity demanded of one good changes as the price of another good changes.
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True
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T/F Cross-price elasticity is used to determine whether goods are inferior or normal goods.
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False
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T/F Along the elastic portion of a linear demand curve, total revenue rises as price rises.
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False
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T/F When demand is inelastic, a decrease in price increases total revenue.
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False
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T/F Price elasticity of supply measures how much the quantity supplied responds to changes in the price.
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True
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T/F Supply and demand both tend to be more elastic in the long run and more inelastic in the short run.
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True
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T/F Supply is said to be inelastic if the quantity supplied responds substantially to changes in the price, and elastic if the quantity supplied responds only slightly to price.
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False
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T/F If a supply curve is horizontal, then supply is said to be perfectly elastic, and the price elasticity of supply approaches infinity.
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True