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The basic difference between macroeconomics and microeconomics is:
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microeconomics concentrates on the behaviour of individual consumers and firms while macroeconomics focuses on the performance of the entire economy.
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In a market-oriented economy, the amount of a good that is produced is primarily decided by the interaction of:
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buyers and sellers
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The circular flow diagram of economic activity is a model of the:
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flow of goods, services, and payments between households and firms.
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Marginal thinking is best demonstrated by:
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choosing to spend one more hour studying economics because you think the improvement in your score on the next quiz will be worth the sacrifice of time.
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Scarcity exists because of:
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unlimited wants and limited resources
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The general pattern that consumption of the first few units of any good tends to bring a higher level of ______________ to a person than consumption of later units is a common pattern.
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utility
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The lesson of _______________ is to forget about the money that's irretrievably gone and instead to focus on the marginal costs and benefits of future options.
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Sunk costs
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"If I didn't have class tonight, I would save the $4 campus parking fee and spend four hours at work where I earn $10 per hour." The opportunity cost of attending class this evening is:
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$44
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Most real-world choices aren't about getting all of one thing or another, instead, most choices involve _________________, which involves comparing the benefits and costs of choosing a little more or a little less of a good.
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marginal analysis
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The nature of demand indicates that as the price of a good increases:
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buyers desire to purchase less of it.
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_____________________ refers to the total number of units that are purchased at that price.
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quantity demanded
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______________________ are enacted when discontented sellers, feeling that prices are too low, appeal to legislators to keep prices from falling.
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price floors
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When __________________, a firm will supply a higher quantity at any given price for its output, and the supply curve will shift to the right.
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costs of production fall
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Andy views beer and pizza as complements to one another. If the price of pizza decreases, economists would expect:
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Andy's demand for beer to increase.
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Which of the following would reduce the supply of microcomputers?
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higher wage rates for the workers that assemble the computers
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The _______________ is the only price where quantity demanded is equal to quantity supplied.
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equilibrium price
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The elasticity of demand is defined as the percentage change in quantity demanded divided by the percentage change in _______________________.
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price
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If the demand curve for a life - savings medicine is perfectly inelastic, then a reduction in supply will cause the equilibrium price to:
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Rise and the equilibrium quantity to stay the same.
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A 25 percent decrease in the price of breakfast cereal leads to a 20 percent increase in the quantity of cereal demanded. As a result:
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total revenue will decrease
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A 10 percent decrease in the price of potato chips leads to a 30 percent increase in the quantity of soda demanded. It appears that:
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cross-price elasticity of demand for soda is -3.
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Taxes on goods with __________ demand curves will tend to raise more tax revenue for the government than taxes on goods with __________ demand curves.
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inelastic; elastic
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If the supply curve for aspirin is perfectly elastic, then a reduction in demand will cause the equilibrium price to:
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stay the same and the equilibrium quantity to fall.
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When economists are sketching examples of demand and supply, it is common to sketch a demand or supply curve that is close to vertical, and then to refer to that curve as ________________.
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inelastic
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The term ______________________________ is used to describe the common pattern whereby each marginal unit of a consumed good provides less of an addition to utility than the previous unit.
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diminishing marginal utility
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Which of the following occurs simultaneously with an income effect?
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substitution effect
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The term ______________________ describes a situation where a _______________________ causes a reduction in the buying power of income, even though actual income has not changed.
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income effect; higher price
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Economists are able to determine total utility by:
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summing up the marginal utilities of each unit consumed.
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Which of the following is considered to be a tell-tale signal that the point with the highest total utility has been found?
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the marginal utility per dollar is the same for both goods
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The typical pattern revealed in a budget constraint model shows that as the quantity consumed rises,
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total utility rises, but marginal utility falls.
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Firms in a perfectly competitive market are said to be
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Price takers
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In a free market economy, firms operating in a perfectly competitive industry are said to have only one major choice to make. which of the following correctly sets out that choice?
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what quantity to produce
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________________ are opportunity costs of resources already owned by the firm and used in business.
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implicit costs
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_________________ is the additional cost of producing one more unit.
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marginal cost
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in the short run, firms cannot alter _______________.
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fixed costs
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In the long run, all inputs are ______________.
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variable
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Economies of scale refers to a situation where as the level of output increase, the average cost _____________.
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decreases
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All of the following conditions occur when firms are in perfect competition expect:
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there are many barriers to entry and exit
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In the long-run, seller profits for a firm in a perfectly competitive industry _________________.
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are driven to zero
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If a firm cannot cover any of it its variable costs, then that firm should __________________.
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Shut down
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Monopolists are said to be ______________________.
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price makers
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A monopolist's demand curve ___________________________.
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is the same as the market demand curve
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All of the following legal mechanisms protect intellectual property except for ____________________.
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deregulation
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____________________ prevent potential competitors from entering a market.
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barriers to entry
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____________________ often arise in industries where the marginal cost of adding an additional customer is very low, once the fixed costs of the overall system are in place.
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natural monopolies
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An _____________________ is given an exclusive right to sell a good buy the government.
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legal monopoly
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____________________________ occurs when a firm dramatically lowers prices and takes a loss in order to drive competitors out of business, and then increases prices again once their competition is gone.
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predatory pricing
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When retailers compete to sell similar but not identical products, they engage in what economists call ___________________________.
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monopolistic competition
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The perceived demand curve for a group of competing oligopoly firms will appear kinked as a result of their commitment to
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match price cuts, but not price increases
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The first step to be undertaken by a profit-maximizing monopolistic competitor wanting to decide what price to charge is to
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select the profit maximizing quantity to produce
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When entry occurs in a monopolistically competitive industry,
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the perceived demand and marginal revenue curves for each firm will shift to the left.
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In monopolistic competition, the end result of entry and exist is that firms end up with a price that lies
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on the downward-sloping portion of the average cost curve.
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a diagram that views the economy as consisting of households and firms interacting in a goods and services market and a labor market
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circular flow diagram
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an economy where economic decisions are passed down from government authority and where the government owns the resources
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command economy
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the way in which different workers divide required tasks to produce a good or service
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division of labor
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the study of how humans make choices under conditions of scarcity
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economics
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when the average cost of producing each individual unit declines as total output increases
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economies of scale
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products (goods and services) made domestically and sold abroad
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exports
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economic policies that involve government spending and taxes
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fiscal policy
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the trend in which buying and selling in markets have increasingly crossed national borders
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globalization
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a market in which firms are sellers of what they produce and households are buyers
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goods and services market
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measure of the size of total production in an economy
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gross domestic product (GDP)
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products (goods and services) made abroad and then sold domestically
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imports
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the market in which households sell their labor as workers to business firms or other employers
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labor market
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the branch of economics that focuses on broad issues such as growth, unemployment, inflation, and trade balance
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macroeconomics
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interaction between potential buyers and sellers; a combination of demand and supply
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market
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an economy where economic decisions are decentralized, private individuals own resources, and businesses supply goods and services based on demand
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market economy
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the branch of economics that focuses on actions of particular agents within the economy, like households, workers, and business firms
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microeconomics
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see theory
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model
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policy that involves altering the level of interest rates, the availability of credit in the economy, and the extent of borrowing
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monetary policy
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system where private individuals or groups of private individuals own and operate the means of production (resources and businesses)
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private enterprise
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when human wants for goods and services exceed the available supply
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scarcity
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when workers or firms focus on particular tasks for which they are well-suited within the overall production process
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specialization
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a representation of an object or situation that is simplified while including enough of the key features to help us understand the object or situation
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theory
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typically an agricultural economy where things are done the same as they have always been done
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traditional economy
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a market where the buyers and sellers make transactions in violation of one or more government regulations
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underground economy