An Analysis on Spread and Investment Effect of Tourism Industry in Henan Province

By using input-output model, this paper analysize the spread effect of tourism industry in Henan Province from the spread routes, effect power and effect power coefficient, sense degree and sense degree coefficient, and take Xinyang as an example to analysize the investment effect of tourism industry. The results show that the tourism industry in Henan province is the basis and belong to final demand industry, and has weak power to boost and promote the economy, and closely linked with food manufacturing and tobacco processing industries, accommodation and catering, transportation and warehousing industry and other sectors. However, tourism industry has significant investment effect.