The regional development and poverty alleviation program in contiguous destitute areas are concerning to the realization of the goal for building a well-off society in a comprehensive way. This paper analyzes the differences of county economic development of western areas in Hunan Province by using the statistic data from 2010, which is the typical case in contiguous destitute areas. This paper gives a comprehensive evaluation and rank of economic development of 39 counties and cities in western areas in Hunan Province by using principal compon...