What these do is they insure the bond-- they insure the investor against the municipality failing to pay on the bond.

他们的业务是为市政债券保险,他们确保政府当局,有能力向投资者进行赔付

耶鲁公开课 - 金融市场课程节选

She said, we have it now at Swiss Re and, of course, The World Bank sponsors crop insurance for farmers.

她说,我们公司推出了农作物保险业务,而且世界银行也向农户提供保险补贴

耶鲁公开课 - 金融市场课程节选