18)
If the firm in the diagram lowers price from P1 to P2, it will:
A.lose P1P2ba in revenue from the price cut but increase revenue by Q1bcQ2 from the
increase in sales.
B.lose P1P2ca in revenue from the price cut but increase revenue by Q1acQ2 from the
increase in sales.
C.incur a decline in total revenue because it is operating on the elastic segment of the
demand curve.
D.incur an increase in total revenue because it is operating on the inelastic segment of
the demand curve.
19) What, according to economist Donald Boudreaux in the “Last Word” section of the
chapter, best explains why the market system is not a random, chaotic mess?
A.There is active cooperation among private property owners and government officials
to correct the excesses of a market economy
B.The roundabout methods of production allocate resources from consumers to
producers in an orderly fashion
C.Government planning limits the chaos, and the government regulates economic
activity to create stability in the market
D.Private property rights encourage mutual accommodation that leads to an
arrangement of resources that is productive
20) The marginal rate of substitution measures the:
A.magnitude of the substitution effect.
B.total utility received by a consumer when equilibrium is achieved.
C.extra utility that a consumer derives from successive units of a product.
D.consumer’s willingness to substitute one product for another so that total utility will
remain constant.
21) Which of the following is correct?
A.The federal government can delay any strike for 80 days.
B.About 3 percent of total work time is lost in the United States because of strikes.
C.Work time lost may overstate the cost of a strike if the work stoppage disrupts
production in related industries.
D.Work time lost may overstate the cost of a strike if nonstruck firms increase their