本文的主要研究工作表现在以下几个方面：首先，本文研究了只包含总产出比例税的动态投入产出模型。

Itsmain contributions are embodied in the following aspects:First, we build a dynamic input-output model with a proportional tax onthe gross product.

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货币的流通速度越快，货币对产出的比例越高，通货膨胀率也越高。

The more rapidly money circulates, the higher the ratio of money to output and therefore the higher the rate of inflation.

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从理论上讲，农业产出增加比相应比例的总体经济增长(如gdp的增加)要更有利于促进营养。

In theory a rise in farm output should boost nutrition by more than a comparable rise in general economic well-being, measured by GDP.

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