The relationship between wages and employment is not as straightforward as some models suggest.
If you're not adapting, you're falling behind.
把所有的鸡蛋放在一个篮子里是可以的,只要你能控制那个篮子。
国君若真的希望人民多而不希望人民减少的话,如果要蓄养姬妾,就不能不节制。