Research on the Influence Factors of Shanxi Tourism Revenue Based on Gray Relational Analysis

According to the theory of grey relational analysis,this paper analyzes eight influencing factors of tourism income of Shanxi province from 2005 to 2011,such as GDP,the number of travel agency,the length of highway and so on.The results show that the third industry investment in fixed assets in Shanxi province has the strongest correlation with the tourism income.Followed by the Shanxi province's GDP,the number of graduates of higher education and per capita disposable income of urban residents.Finally,this paper put forward the corresponding suggestions according to the results of the analysis,to enhance the tourism income of the Shanxi province.