拉丰和tirole的产业经济学文章经典

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1、UsingCostObservationtoRegulateFirmsAuthor(s):Jean-JacquesLaffontandJeanTiroleSource:TheJournalofPoliticalEconomy,Vol.94,No.3,Part1,(Jun.,1986),pp.614-641Publishedby:TheUniversityofChicagoPressStableURL:http://www.jstor.org/stable/1833051Accessed:14/07/200806:29YouruseoftheJSTORarchiveindic

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4、thatappearsonthescreenorprintedpageofsuchtransmission.JSTORisanot-for-profitorganizationfoundedin1995tobuildtrusteddigitalarchivesforscholarship.Weworkwiththescholarlycommunitytopreservetheirworkandthematerialstheyrelyupon,andtobuildacommonresearchplatformthatpromotesthediscoveryanduseofth

5、eseresources.FormoreinformationaboutJSTOR,pleasecontactsupport@jstor.org.http://www.jstor.orgUsingCostObservationtoRegulateFirmsJean-JacquesLaffontUniversitydeToulouseJeanTiroleMassachusettsInstituteofTechnologyThepaperemphasizestheuseofaccountingdatainregulatoryorprocurementcontractswhent

6、hesupplier(1)hassuperiorinforma-tionaboutthecostoftheprojectand(2)investsincostreduction.Themainresultstatesthat,underriskneutrality,thesupplieran-nouncesanexpectedcostandisgivenanincentivecontractlinearincostoverruns.This(optimal)contractmovestowardafixed-pricecontractastheannouncedcostde

7、creases.Aninvestmentchoiceisthenintroducedandtheuseofarate-of-returnregulationisstudied.I.IntroductionTheliteratureonthecontrolofpublicfirmsorprivatemonopoliescanbedividedintoaliteraturestudyingthepropertiesofgivenincen-tiveschemesandafewrecentpapersdesignedto