学术会议的发言稿开场白.docx

学术会议的发言稿开场白.docx

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学术会议的发言稿开场白

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学术会议的发言稿开场白

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　　【学术会议的发言稿开场白】一

　　1.prologue

　　thankyou,mr.chairman,foryourgraciousintroduction.iamhonoredtohavethechancetoaddressyouonthisspecialoccasion.thetopicofmypaperis“transactioncostandfarmers’choiceofagriculturalproductsselling”.theoutlineofmytalkasfollows.thefirstpartiwanttointroducethebackgroundofthisresearch.thesecondpartsuggestsasimplehouseholdchoicemodel.thethirdpartcoversthedatausedinthisresearch.andthen,weintroducetheempiricalresults.finally,asimpleconclusionisgiven.

　　2.introduction

　　well,let’smoveonthefirstpartofthistopic.themotivationofthisworklikethis.institutionaleconomicspositsthatagentsmakingdecisionsondifferenttypesoftransactionsdosoinacostlyway.forexample,farmersdecidingsellaparticularcroptowhombasetheirdecisionsnotonlyonthepricetheyexpecttoreceiveineachmarketchoicebutalsoonadditionalcostsrelatedtotransactinginthesemarkets.

　　iwanttouseapicturetoillustrateit.forexample,givensomemarketchannels,farmers’choicescanberegardedasequilibriumbetweenthesurplusandtheadditionalcoststhatrelatedtotransacting.especiallyindevelopingcountries,high—valuecropproducersfullyparticipateinthemarketandthetransactioncosthasbeenthehardconstrainttofarmers.furthermore,farmers’marketchoicescanbetakenasachoicedilemmaoftransactioncostandproductionsurplus.consequently,thescientificquestionofthisresearchishowtransactioncostaffectsplanters’choices.

　　3.methodology

　　let’smovetothetheoreticalmodelofourresearch.considerahouseholdmodelinonerotation.instage1,famerηneedstoallocatetheinputfactors.thisprocesscanqbesetintoafunctionlikethisqq（p,w,z）,qηmeanstheoutputfarmersdecideqtoproduce.pimpliestheoutputpricewimpliesinputpriceand.z:

isfixedinput.onceproducewhatandproducehowmanyaredecided,nextquestiontobeconsideredishowmuchproductstobetransactedinmarket.hereweusethreecccηmeanshowfunctionstodescribethisquestion.thefirstequation,cp,z

　　muchagriculturalproductsusedbyfamersthemselves.pimpliesthepricethecagriculturalproduct,zsuggeststhefluctuationofcη.thesecondequationqqc,qηmeanstheamountofagriculturalproductstransactedin

　　qnmarket.thethirdequationiqimpliestheamountexchangedinnthtime.

　　instage3,farmerswilldecidetoselltheproductstowhom.chanelj’smarketpriceis

　　bdecidedbyanexogenesispriceandfarmers’negotiatingpower.pijp*

　　jb（qi,zi）besidesthis,weuseamatrixtoshowthenetprofitofchaneljxikik,ik

　　andthenfarmers’choicecanbeexpressedinatypicalchoicemodel

　　exp（xij）pr（jij|xik）1exp（xij）k1

　　basedonthechoicemodel,anotherimportantconceptisfamers’channelchoice.here,wesetfivetypes.theyrankbythemarketbarriers.accordingly,wesetagroupdiscretenumbertoexpressthem.y:

dependentvariabley=5,meansfarmerchoose

　　brokers.y=1,farmerssellproductstoconsumersdirectly.

　　4.dataandestimationprocedures

　　here,weillustratethedatadistributionwiththismap.accordingtotheagriculturalregionalizationfromdepartmentofagriculture,theapplespecializationareasinchinacontaintwoparts:

boseaareaandloessplateau.boseaareainredcolor,containshebei,shandongandliaoning3provinces.andloessplateauingreencolor,containsshanxi,henan,shaanxiandgansu4provinces.firstly,weuseppsmethodtogetthefirststagesamplingunit14countiesin7provinces.thenuserandomsamplemethodtogetvillageandhousehold.theyareoursampledistribution.

　　5.empiricalresults

　　6.conclusions

　　【学术会议的发言稿开场白】二

　　goodmorning,ladiesandgentleman.welcometoharbin,abeautifulnorthlandicecityofchina.i’mabc,fromschoolofeconomicsandmanagementofhit.itsaveryverygreatpleasuretoparticipateinthe5thinternationalfinanceconferenceasthechairman,itsmyfirsttimetodoso.andireallyreallyenjoybeingstayherewithyouthismorning.theinternationalfinanceconferencehasbeenheld4thtimesbycfainstitutesince.thepurposeoftheconferenceistoshareourexperiencesandknowledgeinregardtothetheory,frontierdevelopmentsandreaserches,aswellaspossibleapplicationsoftheminsolvingpracticalproblemsalotofcurrentissueshavebeendiscussed,andsomeofthemhavebeeneffectivelysoluted..

　　today,asthefirsttimeoftheconferencedebutinthiscity,we’llhaveauniquesession.thetopicofpreparedpresentationsistheapplicationofquantitativemethodsinfinance,toda