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1、学术会议发言稿开场白1.prologuethankyou,mr.chairman,foryourgraciousintroduction.iamhonoredtohavethechancetoaddressyouonthisspecialoccasion.thetopicofmypaperis“transactioncostandfarmers’choiceofagriculturalproductsselling”.theoutlineofmytalkasfollows.thefirstpartiwanttointroducethebackgroundofthi
2、sresearch.thesecondpartsuggestsasimplehouseholdchoicemodel.thethirdpartcoversthedatausedinthisresearch.andthen,weintroducetheempiricalresults.finally,asimpleconclusionisgiven.2.introductionwell,let’smoveonthefirstpartofthistopic.themotivationofthisworklikethis.institutionaleconomicspo
3、sitsthatagentsmakingdecisionsondifferenttypesoftransactionsdosoinacostlyway.forexle,farmersdecidingsellaparticularcroptowhombasetheirdecisionsnotonlyonthepricetheyexpecttoreceiveineachmarketchoicebutalsoonadditionalcostsrelatedtotransactinginthesemarkets.iwanttouseapicturetoillustrate
4、it.forexle,givensomemarketchannels,farmers’choicescanberegardedasequilibriumbetweenthesurplusandtheadditionalcoststhatrelatedtotransacting.especiallyindevelopingcountries,high-valuecropproducersfullyparticipateinthemarketandthetransactioncosthasbeenthehardconstrainttofarmers.furthermo
5、re,farmers’marketchoicescanbetakenasachoicedilemmaoftransactioncostandproductionsurplus.consequently,thescientificquestionofthisresearchishowtransactioncostaffectsplanters’choices.3.methodology第20页共20页let’smovetothetheoreticalmodelofourresearch.considerahouseholdmodelinonerotation.ins
6、tage1,famerηneedstoallocatetheinputfactors.thisprocesscanqbesetintoafunctionlikethisq??q(p,w,z?),qηmeanstheoutputfarmersdecideqtoproduce.pimpliestheoutputpricewimpliesinputpriceand.z:?isfixedinput.onceproducewhatandproducehowmanyaredecided,nextquestiontobeconsideredishowmuchproductsto
7、betransactedinmarket.hereweusethreecc()cηmeanshowfunctionstodescribethisquestion.thefirstequation,c??p,z?muchagriculturalproductsusedbyfamersthemselves.pimpliesthepricethecagriculturalproduct,z?suggeststhefluctuationofcη.thesecondequationq??q??c?,qηmeanstheamountofagriculturalproducts
8、trans
