Statistical Analysis Of Green Public Goods Investment Efficiency In China

Investment is always regarded by all countries as an important factor for economic increasing. Nowadays China’s economy is developing rapidly. However behind the such prosperity, many problems are now emerging. How to balance economy growth and environment protection, which draws a lot of attraction from scholars, is becoming an urgent issue. In order to solve this problem, Green Investment is being noticed by academia. Invest on environment protection, ecological environment so as to push green capital, boost economy output has been taken into consideration by all countries. Under the background of New Path of Industrialization and building-up comprehensive, coordinated and sustainable development of economic society, studies on Green Investment is more important than ever. Based on above, this paper will narrow the range to green investments on public goods. Through theoretical research and empirical research, efficiency of green investments on public goods will be analyzed.Firstly, through empirical research combined with foreign and domestic literature, this paper clarify the concept of investments on public goods, investments efficiency and green investments. On top of that, green investments on public goods will be defined, which means investments on public goods will be divided into investment in the treatment of environmental pollution and investments for forestry.Secondly, by studying related year books, this paper descriptively analyzes current condition of green investments on public goods and briefly analyzes its trend. And meanwhile, ARIMA model is used to fit the trend of green investments on public goods. A five-year prediction is made based on fitted formula.This paper use DEA model in the empirical research of investment efficiency, investment in the treatment of environmental pollution and investments for forestry are regarded as in-put variant, GDP is used as out-put variant. The analysis results is that the investment efficiency is dropping down continuously which is due to continuous dropping down scale efficiency.At last, this paper uses Tobit model, choosing 8 factors from industry, urban and forestry aspects to do the regression analysis and find out the main reason that affect the investment efficiency.