emission tax meaning in Chinese

排出物税收

The environment problem is an ancient problem . after entering the industrialization , the mankind face the increasingly serious pollution of the environment . the antinomy that solves the economy growth and environmental protections must have the right economic theories to guide . although theoretically we can prove that government control and emission taxes and tradable emission permits have similar efficiency , they have big dissimilarity in practice . this explain that three assumption conditions of the three means have different contended degree in actual live , and this must to be explained theoretically
解决经济增长和环境保护的矛盾必须有正确的经济理论指导。虽然理论上我们可以证明政府管制、排污税和排污权交易具有相同的效率,但在实际中运用效果有着很大的不同。这说明三者假设条件在现实生活中的满足程度不同,为此理论上必须加以解释。