| It is important to calculate forestry value-added correctly for the system of national account., measuring forestry product level and economic benefit, evaluating forestry scale, making decision for forestry development, and reflecting forestry importance in the national economic system.. Since the study on calculation and analysis of forestry value -added has not been paid much more attention in the last years. There are some problems existed in forestry value-added calculation, such as, the extension of forestry is not comprehensive, the method of calculation is not in reason, the practical application and analysis is not enough. As the result, the calculation on forestry value-added cannot reflect the real forestry development and the contribution made by forestry. After review domestic and overseas studies correlatively, the study has discussed the problems about the extension and sort of forestry, the conception and theory of forestry value-added. Then , the study designed the idiographic statistical methods of forestry value—added by methods of production and admeasure, considering characteristics of forestry industrial system .At last, the study gived tentative calculation, analyzed problems in practical application, and maked suggestions. |
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