Quantitative evaluation for the influence of Shanghai expo on Chinese economy

摘要

In this paper, from the world Expo economic principle and Shanghai Expo visitor data in different periods, the gray prediction model and demand model are established respectively. Considering the ratio of total income to total investment and the number of participating countries, organizations and visitors, the AHP model is obtained to evaluate the influence of recent several Expos. According to these models, Shanghai Expo plays an important role in promoting economic development and has profound influence on Chinese economy.