Tourism Industry Data Analysis and Evaluation Based on Multilevel Grey Evaluation Method

The key affecting factors of changing efficiency of regional tourism industry are identified by using multilevel grey evaluation model. It is demonstrated that fixed-asset investment, developing level of service industry and locational conditions are beneficial to improving efficiency. The negative impact factors of service industry development scale would lead to a drop in tourism efficiency, though not prominent. Regional economic development level can not have a significant impact on the efficiency of tourism.