Judgment and Prediction of Chengdu Convention and Exhibition Industry Development Phases Based on the Logistic Regression Model

An analysis of convention and exhibition industry development phases is of very important significance for enhancing the prospect of industrial development strategy and raising the scientific nature and pertinence of industry policy. The industry growth curve was fit with the logistic regression model so as to judge Chengdu convention and exhibition industry was now in the key phase of the growth of the industry life cycle, and then accordingly the suggestions on promoting the fast and high-quality development of the industry.