The main public-sector bodies playing a leading role in promoting the diffusion of green-energy technologies are state development banks. Indeed, Germany’s KfW, the China Development Bank, the European Investment Bank, and Brazil’s BNDES are four of the top ten investors in renewable energy, amounting to 15% of total asset finance.
在促进清洁能源科技扩散方面起着领导作用的主要公共部门机构是国家开发银行。事实上，德国的KfW、中国国家开发银行、欧洲投资银行和巴西的BNDES都名列可再生能源十大投资者行列，贡献了总资产融资的15%。