If they're sort of doing their job right, they're actually diversifying away all the risk and relying on the law of large numbers.

如果他们工作得当，那么他们其实是规避了所有的风险,而且依赖大数定理。

耶鲁公开课 - 金融市场课程节选

A casino does not have a risk that the law of large numbers will be repealed and a roulette table will be a long-term losing proposition or a craps table will be a long-term losing proposition.

一个赌场不会有,大数定理被替代,或者轮盘赌和,双骰赌博会是长期亏本买卖的风险。

耶鲁公开课 - 金融市场课程节选