The main financing methods of carbon funds are: 1, and the government bears all the capital contribution. This approach is mainly aimed at carbon funds managed by the government. Such as Finland and Austria. 2, funded by the government and enterprises according to the proportion of * * *. This is the most commonly used method. Carbon funds set up by the World Bank all adopt this method, as do other carbon funds in Germany, Germany's Fuxing Credit Bank and Japan. This method is flexible, fast and large-scale. The government can subscribe for a certain number of shares in the carbon fund first, and the remaining shares are freely subscribed by relevant enterprises. 3, funded by the government through taxes. Mainly in Britain, the advantage of this method is stable income. By collecting energy use tax, we can also use price leverage to limit excessive use of energy and promote energy conservation and emission reduction. 4. Self-financing of enterprises mainly adopts carbon funds contributed by enterprises.