11.Whenamonopolistincreasestheamountofoutputthatitproducesandsells,thepriceofitsoutput a.staysthesame. b.increases. c.decreases. d.mayincreaseordecreasedependingonthepriceelasticityofdemand. 12.A monopoly firmis aprice a.takerandhasnosupplycurve. b.makerandhasnosupplycurve c.takerandhasanupward-slopingsupplycurve. d.makerandhasanupward-slopingsupplycurve. 13.Monopoliesusetheirmarketpowerto a.chargepricesthatequalminimumaveragetotalcost. b.increasethequantitysoldastheyincreaseprice. c.chargeapricethatishigherthanmarginalcost. d.dumpexcesssuppliesoftheirproductonthemarket. 14.Monopolyfirmshave a.downward-slopingdemandcurves,sotheycansellasmuchoutputastheydesireatthemarketprice. b.downward-slopingdemandcurves,sotheycansellonlythespecificprice-quantitycombinationsthatlieonthedemandcurve. c.horizontaldemandcurves,sotheycansellasmuchoutputastheydesireatthemarketprice. d.horizontaldemandcurves,sotheycansellonlyalimitedquantityofoutputateachprice. 15.Whichofthefollowingisnotcorrect? a.Thedemandcurvefacingacompetitivefirmisperfectlyelastic. b.Thedemandcurvefacingamonopolististhemarketdemandcurve. c.Amonopolistcanchargeanypriceandsellanyquantitythatitchooses. d.Amonopolistcanalterthemarketpricebyadjustingthequantitythatitproduces. 16.Whichofthefollowingstatementsiscorrect? a.Thedemandcurvefacingacompetitivefirmishorizontal,asisthedemandcurvefacingamonopolist. b.Thedemandcurvefacingacompetitivefirmisdownwardsloping,whereasthedemandcurvefacingamonopolistishorizontal. c.Thedemandcurvefacingacompetitivefirmishorizontal,whereasthedemandcurvefacingamonopolistisdownwardsloping. d.Thedemandcurvefacingacompetitivefirmisdownwardsloping,asisthedemandcurvefacingamonopolist. 17.Theprofit-maximizationproblemforamonopolistdiffersfromthatofacompetitivefirminwhichofthefollowingways? a.Acompetitivefirmmaximizesprofitatthepointwheremarginalrevenueequalsmarginalcost;amonopolistmaximizesprofitatthepointwheremarginalrevenueexceedsmarginalcost. b.Acompetitivefirmmaximizesprofitatthepointwhereaveragerevenueequalsmarginalcost;amonopolistmaximizesprofitatthepointwhereaveragerevenueexceedsmarginalcost. c.Foracompetitivefirm,marginalrevenueattheprofit-maximizinglevelofoutputisequaltomarginalrevenueatallotherlevelsofoutput;foramonopolist,marginalrevenueattheprofit-maximizinglevelofoutputissmallerthanitisforlargerlevelsofoutput. d.Foraprofit-maximizingcompetitivefirm,thinkingatthemarginismuchmoreimportantthanitisforaprofit-maximizingmonopolist. 18.Competitivefirmsdifferfrommonopoliesinwhichofthefollowingways? (i)Competitivefirmsdonothavetoworryaboutthepriceeffectloweringtheirtotalrevenue. (ii)Marginalrevenueforacompetitivefirmequalsprice,whilemarginalrevenueforamonopolyislessthanthepriceitisabletocharge. (iii)Monopoliesmustlowertheirpriceinordertosellmoreoftheirproduct,whilecompetitivefirmsdonot. a.(i)and(ii)only b.(ii)and(iii)only c.(i)and(iii)only d.(i),(ii),and(iii) 19.Whichofthefollowingisnotadifferencebetweenmonopoliesandperfectlycompetitivemarkets? a.Monopoliescanearnprofitsinthelongrunwhileperfectlycompetitivefirmsbreakeven. b.Monopolieschargeapricehigherthanmarginalcostwhileperfectlycompetitivefirmschargeapriceequaltomarginalcost. c.Monopolieschoosetoproducethequantityatwhichmarginalrevenueequalsmarginalcostwhileperfectlycompetitivefirmsdonot. d.Monopoliesfacedownwardslopingdemandcurveswhileperfectlycompetitivefirmsfacehorizontaldemandcurves. 20.Competitivefirmshave a.downward-slopingdemandcurves,andtheycansellasmuchoutputastheydesireatthemarketprice. b.downward-slopingdemandcurves,andtheycansellonlyalimitedquantityofoutputateachprice. c.horizontaldemandcurves,andtheycansellasmuchoutputastheydesireatthemarketprice. d.horizontaldemandcurves,andtheycansellonlyalimitedquantityofoutputateachprice.