But there is a lot of uncertainty, and of course that is manifest in the share price which has lost about 40 percent of its value over the course of the past six or seven weeks."

VOA: standard.2010.06.18

With non-participating--with participating, you are participating in the portfolio outcome that the insurance company is experiencing, so you have some uncertainty about your cash value.

所谓参与式分红保险,是指你的收益来自某个投资组合收益,而这个投资组合是由保险公司来管理的,所以保单的现金价值是不确定的

耶鲁公开课 - 金融市场课程节选

Expected value is good and variance is bad because that's risk; that's uncertainty.

期望值越高越好,方差就相反,因为方差代表着风险,也就是不确定性

耶鲁公开课 - 金融市场课程节选