The other way is, I toss the coin first and I can conceal the outcome and then I ask, how much would you like to bet?

第二种,我先掷出硬币,然后盖住,问你,你愿意下多少赌注

耶鲁公开课 - 金融市场课程节选

For example, if you ask people how much they would be willing to bet on a coin toss, they will typically bet more if they can toss the coin or they will bet more if the coin hasn't been tossed yet.

比如说,如果你问人们,他们愿意出多少钱去赌掷硬币,如果他们可以掷硬币,或在硬币还没被掷出前,他们会下更大的注

耶鲁公开课 - 金融市场课程节选