Three methods of quantitative estimation for technical progress including production function method, synthetic indicator method and superposition method are introduced in the paper.

Labor Simplification Method and Production Function Method were used for the first time to measure the contribution of education investment to the economic growth in Xi an, indicating that the contribution rates were 28.

Then the potential growth rate of our country can be estimated by the production function method.

With the evaluation of current study on the estimation of China s potential output,this article estimates China s potential output,output gap and the potential output growth rate between the year of 1978 and 2004 by H-P Filter and Production Function Approach.

An econometric estimation and selection on the production function in an environmental CGE model;

Main natures and mathematical proof of VES production function;

Quantitative analysis of production function of railway transportation in Shanxi;

This paper introduces the method that linear productive function estimates technical advance, and applies this method to calculate that technical advance and occupies portion in economic effective increase of water conservancy of xinjiang,which provides decision basis for development of hydraulic technical cause.

The model of Cobb-Douglas productive function,which is used to evaluate evealuated technical level,was established on the basis of a group of hypothesises.

This article adopts the method of C D productive function to analyze the growth of agricultual economy along the watershed reach of Nihegou Gully and comes to the conclusion of taking the strategy of flourishing agriculture by science and technology, transforming the pattern of economy growth actively and choosing the way of ecological agriculture.