You can see how things are feeding through the system: it starts out in one thing, it goes to the insurance companies, and then it goes to the municipal governments.

你能看到事件是如何在系统里相互影响的,它开始于一件事,它涉及到了保险公司,然后又传递到地方政府

耶鲁公开课 - 金融市场课程节选

In contrast, a multiline kind of insures itself.

相对的,多线公司的业务相当于能相互保险

耶鲁公开课 - 金融市场课程节选