国际会议发言稿 英文(精选多篇).doc

国际会议发言稿 英文(精选多篇)第一篇：-表示欢迎：good morning, ladies and gentlemen, im privileged to welcome you all to “the current status and future development of cotton machinery” conference.自我介绍：let me introduce myself i am dr lifrom beijing, china, and i am going to be the chair for this mornings session.介绍议题：this conference will focus on the discussion of the various aspects of cotton machinery. it includes the application of cotton machinery and the current status.and we will also discuss the prospect of cotton machinery.介绍报告人：now it gives me great pleasure to introduce todaysparticipants. they are :han dan, the director general of the united nations industrial development organization(联合国工业发展组织总干事)zhang hui, president of china power investment group company.shang fengjiao, professor of physics ,head of american nuclear energyassociation.now, we welcome the opening of han dan do for us（现在，我们欢迎aa为我们做致开幕词）aa上台today our first speaker isbb hui. lets welcomebb上台thanks professor bb very much for her splendid report. after pro bbs speech , do you have any questions, hands up please!提问者提问any additional questions ?thank you once again for your excellent explanationnow, lets welcome the speech by professor cccc上台thank professor cc for his excellent remarks cc. after pre ccs report is there any specific question you would like to address to professor cc?提问者提问any additional questions ?well, i am sure we could discuss longer, but unfortunately time is up. thank youvery much, dr ccthanks for the excellent report of the two experts. finally lets welcome to professor aa, give us a summary of conference.aa上台（报告总结，宣布闭幕）id like to thank all the representatives for their excellent remarks. also i should thank all the organizing committee for their arrangement and organization. meanwhile, i hope youll enjoy your stay in harbin.第二篇：国际学术会议1. prologuethank you, mr. chairman, for your gracious introduction. i am honored to have the chance to address you on this special occasion. the topic of my paper is “transaction cost and farmers choice of agricultural products selling”. the outline of my talk as follows. the first part i want to introduce the background of this research. the second part suggests a simple household choice model .the third part covers the data used in this research. and then, we introduce the empirical results. finally, a (转载请注明来源：)simple conclusion is given.2. introductionwell, lets move on the first part of this topic .the motivation of this work like this. institutional economics posits that agents making decisions on different types of transactions do so in a costly way .for example , farmers deciding sell a particular crop to whom base their decisions not only on the price they expect to receive in each market choice but also on additional costs related to transacting in these markets.i want to use a picture to illustrate it. for example, given some market channels, farmers choices can be regarded as equilibrium between the surplus and the additional costs that related to transacting .especially in developing countries, high-value crop producers fully participate in the market and the transaction cost has been the hard constraint to farmers. furthermore, farmers market choices can be taken as a choice dilemma of transaction cost and production surplus. consequently, the scientific question of this research is how transaction cost affects planters choices.3. methodologylets move to the theoretical model of our research. consider a household model in one rotation. in stage 1 , famer needs to allocate the input factors .this process can qbe set into a function like this q? ? q( p , w , z ? ) , q means the output farmers decide qto produce .p implies the output price w implies input price and.z: ? is fixed input. once produce what and produce how many are decided, next question to be considered is how much products to be transacted in market. here we use three cc()c means how functions to describe this question. the first equation, c ? ?p , z ?much agricultural products used by famers themselves. p implies the price the cagricultural product,z ?suggests the fluctuation of c. the second equation q ? ? q ? ?c?, q means the amount of agricultural products transacted inq?n?market. the third equationi ? q ?implies the amount exchanged in nth time.in stage 3, farmers will decide to sell the products to whom. chanel js market price isbdecided by an exogenesis price and farmers negotiating power.pij?p*j?b(qi,zi)besides this, we use a matrix to show the net profit of chanel jx ik? ik, ? ? ik ?and then farmers choice can be expressed in a typical choice modelexp(xij?)pr(ji?j|xik)?1 exp(xij?)? k?1based on the choice model, another important concept is famers channel choice .here, we set five types .they rank by th