this paper through use the econometrics tool,make key analysis to regional difference states of Henan from 1997 to 2006,the conclusion is: Absolute difference increase constantly,relative difference increase in the form of wave,overall difference in expand constantly level,after these,this paper utilize SPSS11.

Through the analysis of time-series change, the author has discovered that both absolute difference and relative difference had extended, detailedly, abso.

Through the analysis of time-series change, the author has discovered that both absolute difference and relative difference had extended.

The conclusion showed that the disparities of regional economic growth,whether the absolute disparity or the relative disparity,were widening year and year,and the cha.

Improvement in the absolute land rent of Marx s theory;

Absolute land rent is one of the most characteristic Marxism land rent theory,not a redundancy.

Using "practical guidance" curricular thinking in this paper,we have organized the teaching of absolute address and relative address in excel;we have excited student s interest and potential via task drive,we also have made a break through effectively at teaching difficulty.

This paper examines in depth Marx s view that absolute rent will disappear once the organic composition of agricultural capital reaches or exceeds the level of the average composition of social capital.