| The territorial economical difference is a universal phenomenon of economic development in various co untries. But the contradiction which arose and intensify aroused attention of all circles. The territorial economical difference issues which China must face is more serious in the period of economic takesoff and transformation. Besides the differences among Three Belts and between provinces, the regional county, as the basis of national economic, is numerous and wide, the economical difference problem is more prominent. Therefore research the economical difference and measure of country not only has the theory value, moreover has the important practical significance to develop the rural economy, to resolve "three agriculture" problems and to shorten the cities and countryside disparity, thus to construct the socialism harmonious society.This article divide into five parts, first has made the comprehensive narration to the territorial economic development theory as well as the domestic and foreign investigative production, and proposed this article investigative thread and technique; The second part has studied by the numbers of the connotation, characteristic, status and the classified way as well as the influencing factors of development of regional county economy. The third part has research the difference among county economy and the measure method, as well as established the "σconvergence ", examination model for measure the economical difference dynamic change tendency of county, The fourth part for the real demonstration research part, first through use the standard deviation, the Gini's coefficient and Theil L index measure the regional county economical difference we can discovered that, during 1997-2003 the GDP average per person and the farmer net income average per person no matter what the absolute difference or the relative difference all tends to extend, Thereinto Gini's coefficient the secondary-industry development difference is the determinant to influence the GDP average per person in decompound the three-industry The influence of tertiary-industry developmental difference is enlarding, Learnt from Theil index which decomposed from the Three Belts, regional difference is the determinant to influence the GDP average per person and the farmer net income average per person, the difference in western China is more prominent. Then exerted convergent examination of economy convergence theory to indicate there isn't any"σconvergence"tendency nor"Absolute... |