是的，人们一般追求快乐，但是他们偶尔愿意放弃快乐换取其它能给他们更大效用的行为。

Yes, individuals generally prefer to be happier, but sometimesthey are willing to trade off happiness for other behavior that gives themgreater utility.

youdao

当个人希望健康长寿，他们一般就会得到更多的效用。

Individuals generally get more utility when they expect to live longer and are in better health.

youdao

不幸的是，除非中位数选民的效用值恰好等于平均效用值。选举一般不会产生一个有效率的结果。

Unfortunately, voting does not result in an efficient outcome generally, and only does so when the average value equals the median value.

youdao