Modeling Trade Openness and Life Expectancy in China.

Thus, the net effect of trade liberalization depends on the value of income effect and volume of CO2 emissions. Therefore, the government needs to support the trade policies which causes a low level of CO2 emissions, the government may provide incentives to exports and industrialists to adopted green energy in the production process. Besides, the government may impose some regulations such as carbon tax to mitigate the CO2 emissions in society.