DiscussionQuestion8,(a)Whyarefirst andsecond degreepricediscriminationless
commonthanthird degreepricediscrimination?(b)Arelowerairlinefaresatmidweek
anexampleofthird degreepricediscrimination?(c)Underwhatconditionswoulditnot
beusefultochargedifferentpricesindifferentmarkets(i.e.,practicethird degreeprice
discrimination)evenifpossible?
a) Thefirstandislesscommonthanthirddegreepricediscriminationbecauseit
requiressellerstolower.Seconddegreepricediscriminationislesscommon
becausethesellerchargesdifferentpricestothebuyerbecausetheybuy
differentquantities.Thirdpricediscriminationislesscommonbecauseit
involvespriceelasticityofdemand.
b) Itwouldbeconsideredthirddegreepricediscriminationiftherewasahigher
elasticityofdemand.Themidweektravelerswouldbemiddlesclasscreating
lowerelasticityofdemand.
c) Itwouldnotbeusefultochargedifferentpricesiftheelasticityofdemandis
thesameindifferentmarkets.
CTQs#6
SalvatoreChapter12.
DiscussionQuestion:7,Quantitydiscountsarenotaformofpricediscriminationbecause
thefirmsavesonhandlinglargeorders.Trueorfalse?Explain.
TRUE.Qualitydiscountsarenotaformofpricediscriminationsbecausethefirm
savesonhandlinglargerorders.Therearecostsavingsassociatedtothevolumeofsales
andhandlinglargeorders.
TC
70
90
140
Profit
50
70
60
DiscussionQuestion13.Whatare(a)theadvantagesand(b)thedisadvantagesofcost
pluspricing?(c)Whyisincrementalcostpricingthecorrectpricingmethod?Whyisfull
costpricingequaltoit?
Theadvantagesofcostpluspricingarethatitiseasytocalculate,theprice
increaseisjustifiedascostsrise,ifcompetitiontakesthesameapproach,thentheprice
stabilitymightrise.Whilethedisadvantagesofcostpluspricingarethatitignoresthe
priceelasticityofdemand,thebusinessmightnotseekfurtherwaystocutcosts.Lastly,
thecostpluspricingmightnegativelybackfireonthebusiness.Thehighcostswould
causeanincreaseinpricewhichwouldthenleadtoalowerdemandoftheproduct.
c)Incrementalcostpricingisthecorrectpricingstrategybecausethepriceofunitgood
producedisbasedonvariablecost.
Problem5.TheDairyFarmCompany,asmallproducerofmilkandcheese,has
estimatedthequantitiesofmilkandcheesethatitcanproducewiththreelevelsoftotal
expendituresortotalcosts.Theseareindicatedinthefollowingtable.Ifthepriceofmilk
(productA)andthepriceofcheese(productB)thatthefirmreceivesare$1eachperunit
oftheproducts,drawafigureshowingthemaximumtotalprofit(π)thatthefirmcanearn
ateachlevelofTCandtheoverallmaximumprofitthatthefirmcanearnforthethree
differentlevelsofTC.
Themaximumprofitthatthefirmcanearnforthethreedifferentlevelsisat90TCwitha
profitof70.
FroebChapter14
Individualproblem:14–1.WhymightMattelsetamuchlowercontributionmarginonits
Barbiedollsthanontheaccessoriesforthedolls?
AlowercontributionmarginonBarbiedollsisaformofindirectprice
discrimination.ThegoodtotheconsumerisafullyaccessorizedBarbiedoll.Asa
resultthevalueofafullyaccessorizedBarbiedollishigherthanaless
accessorizedBarbiedoll.TheintentionofMattelistosellasmanyBarbiedollsas
possibleandthenmarkuptheaccessoriestodecoratethedolls.Mattelmightoffer
Problem12.(a)Willamonopolist’stotalrevenuebelargerwithsecond degreeprice
discriminationwhenthebatchesonwhichitchargesauniformpricearelargeror
smaller?Why?(b)Howdoesatwo parttariffdifferfrombundling?
a) Themonopolisttotalrevenuediscriminationislargerbecauseitcanhavesmaller
batches.Withsmallerbatches,firstdegreepricediscriminationisimplemented
andeachunitmaybechargedadifferentprice.
b) Twoparttariffisapricestrategythatincreasesrevenueandprofit.Forexample
thetwoparttariffiswhenonepaysaninitialmembershipfeeandthenpaysan
additionalpricefortheitem(good)itself.Whilebundlingthesellersellsmultiple
goodsforoneprice.
theBarbiedollsatnearcostoratalowcontributionmarginbutthatisbecauseth
e profitcomesfromtheBarbiedollaccessories.
Individualproblem14–4.Amanufacturerofmicrowaveshasdiscoveredthatmale
shoppershavelittlevalueformicrowavesandattributealmostnoextravaluetoanauto
defrostfeature.Femaleshoppersgenerallyvaluemicrowavesmorethanmenand
attributegreatervaluetotheauto defrostfeature.Thereislittleadditionalcostto
incorporatinganauto defrostfeature.Sincemenandwomencannotbechargeddifferent
pricesforthesameproduct,themanufacturerisconsideringintroducingtwodifferent
models.Themanufacturerhasdeterminedthatmenvalueasimplemicrowaveat$70and
onewithauto defrostat$80whilewomenvalueasimplemicro waveat$80andone
withauto defrostat$150.Ifthereisanequalnumberofmenandwomen,whatpricing
strategywillyieldthegreatestrevenue?Whatifwomencomprisethebulkofmicrowave
shoppers?
Ifwomencomprisethebulkofmicrowaveshoppersthenitwouldbebesttosell
themicrowavewithauto defrostat$150andnotatadiscountedprice.Themanufacturer
wouldnotloosemanysalesifthereareafewmenshoppers.Onthecontrary,the
manufacturerwouldmake$11morepermicrowaveforeachonethatwomenbuy.
SalvatoreChapter13:
DiscussionQuestion:8Whatisthebasicdifferencebetweenusingasubsidytoinduce
producerstoinstallantipollutionequipmentandataxonproducerswhopollute?
Asubsidyisanincentivewhileataxismorecloselyrelatedtoapenalty.A
subsidywouldpromotetheinstallationofantipollutionequipmentandataxwouldbea
penaltyfornotinstallingtheantipollutionequipment.
Problem13.(Libraryresearch)Explain(a)inwhatwaytheU.S.truckingindustry
exemplifiedthecapturetheoryhypothesisofgovernmentregulationpriortothepassage
Problem12.DeterminewhethertheJusticeDepartmentwouldchallengeamerger
betweentwofirmsinanindustrywith10equal sizedfirms,basedonits1984Herfindahl -
indexguidelinesonly.
TheJusticeDepartmentwouldchallengethemergerbetweentwofirmsinan
industrywith10equalsizedfirmsbasedonthe1984Herfindahlindexguidelinesbecaus
e thepostmeasuredifferenceis200whichisoverthethresholdofover100.
DiscussionQuestion10.Giventhedifficultiesthattheregulationofpublicutilitiesfaces,
woulditnotbebettertonationalizepublicutilities,assomeEuropeancountrieshave
done?Explainyouranswer.
Itwouldnotbebettertonationalizepublicutilitiesasitwouldbecomepartof
politicsandinvolvedinbureaucracy.Thereforetheproblemwouldonlygetworseifthe
complexityofthedifficultiesrise.
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Problem15.IntegratingProblemFromFigure13 5referringtoanaturalmonopolist,
indicate(a)thebestlevelofoutput,price,andprofitsperunitandintotalforthe
monopolist,(b)thebestlevelofoutputandpricewithalumpsumtaxthatwould
eliminateallthemonopolist’sprofits,(c)thebestlevelofoutput,price,andprofitsper
unitandintotalwitha$3perunittaxcollectedfromthemonopolist,and(d)thebest
levelofoutputandprofitperunitandintotalifthegovernmentsetsthepriceofthe
productorserviceat$10.(e)Whichisthebestmethodofcontrollingmonopolypower?
Why?(SeeFigure13 5.)
a) Profitmaxizingoutforthemonopolistis6millionunits.MR=MCwhichwould
resultinthepricebeing
b) Alumptaxisafixedcostwhichaffectstheaveragecostsbutitdoesnotaffectthe
variablecost.Thereforeitcreatesasituationwhereprofitisequaltocostcausing
thefirmtobreakeven.
c) MR=MCat5millionunits.Themarginalcostwouldbeshiftedupwardsby$3.
Thepricewouldthenbe$13causingaprofitof$0.
oftheMotorCarrierActof1980and(b)theresultofthepassageoftheMotorCarrier
Actin1980.
a)Thecapturetheorysuggeststhattherearecertaininherentfeatureswhichcanbeused
tostiflecompetitioninthetruckingindustry.WhentheInterstateCommerceCommission
gaveoutacertificateforanewcompanytooperate,theexistingtruckingcompanies
couldchallengeitscertificateandchargingrates.
b)TheMotorCarrierActof1980madeeverythingbettersinceitincreasedcompetition.
d) Ifthegovernmentsetsthepriceoftheproductorserviceat$10thenthe
monopolistwouldbecometheperfectcompetitor.
e) Thebestmethodofcontrollingmonopolypowerisregulationbecauseitsetsthe
priceatthelowestlevel.Itthencausesthemonopolisttonotoverwhelmthe
consumerwithoverlyhighprices.Ifthemonopolististaxedwithoutregulation,
thenthemonopolistwouldshiftthetaxovertotheconsumerbyincreasingprices.