Research On The Economic Contribution Calculation Of E-Commerce In China

E-commerce is a new type of transaction developed along with computer,internet,internet payment and intelligent terminal.Compared with traditional trading methods,e-commerce makes commodity trading more convenient.More and more businesses conduct transactions through the Internet.The impact of e-commerce on the economy is expanding.On this basis,this paper expects to calculate the contribution of e-commerce to the economy by building a model.This article starts from the Transaction Costs and Marxist Circulation Theory and explores the mechanism of e-commerce on the economy.E-commerce relies on information technology to enhance the efficiency of all aspects of the transaction process,save transaction costs,reduce the residence time of goods in the circulation field,save the circulation costs,improve economic efficiency and further promote economic development.On this basis,the types of e-commerce contribution to the economy are divided into:Platform contribution,Transaction contribution and Contribution to collaboration.Secondly,using R.A.S method to derive the e-commerce input-output table.Construct a model based on contribution types for data estimation.The models include "hypothesis extraction" input-output models,Leontief partial closure models and regression models.Finally,the calculation results show that the Transaction contribution of e-commerce to the economy the largest for 22.8%in 2015.The Contribution to collaboration of e-commerce to economy is second largest,at 2.68%.E-commerce platform for the contribution of the economy the smallest,0.67%.