精选公文范文 1精选公文范文国际会议发言稿篇一:国际学术会议发言稿1. PrologueThankyou,Mr.Chairman,foryourgraciousintroduction.Iamhonoredtohavethechancetoaddressyouonthisspecialoccasion.Thetopicofmypaperis“TransactionCostandFarmers'ChoiceofAgriculturalProductsSelling”.Theoutlineofmytalkasfollows.ThefirstpartIwanttointroducethebackgroundofthisresearch.Thesecondpartsuggestsasimplehouseholdchoicemodel.Thethirdpartcoversthedatausedinthisresearch.Andthen,weintroducetheempiricalresults.Finally,asimpleconclusionisgiven.2. IntroductionWell,let'smoveonthefirstpartofthistopic.Themotivationofthisworklike精选公文范文this.Institutionaleconomicspositsthatagentsmakingdecisionsondifferenttypesoftransactionsdosoinacostlyway.Forexample,farmersdecidingsellaparticularcroptowhombasetheirdecisionsnotonlyonthepricetheyexpecttoreceiveineachmarketchoicebutalsoonadditionalcostsrelatedtotransactinginthesemarkets.Iwanttouseapicturetoillustrateit.Forexample,givensomemarketchannels,farmers'choicescanberegardedasequilibriumbetweenthesurplusandtheadditionalcoststhatrelatedtotransacting.Especiallyindevelopingcountries,high-valuecropproducersfullyparticipateinthemarketandthetransactioncosthasbeenthehardconstrainttofarmers.Furthermore,Farmers'marketchoicescanbetakenasachoicedilemmaoftransactioncostandproductionsurplus.Consequently,thescientificquestionofthisresearchishow 精 选公文范文 2精选公文范文transactioncostaffectsplanters'choices.3. MethodologyLet'smovetothetheoreticalmodelofourresearch.Considerahouseholdmodelinonerotation.Instage1,famernneedstoallocatetheinputfactors.ThisprocesscanqbesetintoafunctionlikethisQ??Q,Qnmeanstheoutputfarmersdecideqtoproduce.pimpliestheOutputpriceWimpliesInputPriceand.z:?isfixedinput.Onceproducewhatandproducehowmanyaredecided,nextquestiontobeconsideredishowmuchproductstobetransactedinmarket.HereweusethreeccCnmeanshowfunctionstodescribethisquestion.Thefirstequation,c??p,z?muchagriculturalproductsusedbyfamersthemselves.pimpliesthepricethecagriculturalproduct,z...