Estimation and analysis on total factor productivity in Qinghai Province

Capital stock,labor input and natural resources were used as the input factors of the economic development.The new classical economic theory was applied to extend the theory of the Cobb-Doug production function.A new production function was constructed and the variation of the total factor productivity(TFP) from 1985 to 2008 year in Qinghai Province was estimated.The contribution rate and influence of each factior on economic growth was analyzed.