关键词： 旅游经济发展, 公路交通, 多元线性回归, 张家界市

Abstract:

With the tourism income is selected as the dependent variable, and the highway mileage, highway turnover and highway transportation volume  as the variables, a multiple regression model is established through SPSS. The comprehensive analysis of the impact of highway transportation on the overall tourism development of Zhangjiajie shows that highway mileage and highway turnover have positive effects on the total tourism income, of which highway turnover has the greatest impact on the total tourism income. Highway traffic volume has a negative impact. Some suggestions are thus put forward.

Key words: tourism development, highway traffic, multiple regression, Zhangjiajie City