机会成本 “鱼,我所欲也,熊掌,亦我所欲也,二者不可得兼,舍鱼而取熊掌者也”。东海西海,心同理同,孟子此语可作“机会成本(Opportunity Cost)”的经典注释:鱼与熊掌不可得兼,二者互为机会成本,由于鱼的机会成本(即熊掌)高于熊掌的机会成本(即鱼),故舍鱼而取熊掌。机会成本的实质在于“权衡”,而权衡又以 Opportunity cost “fish, I want, bear’s paw, also I want also, both can not have both, fish and take paws also.” East China Sea West China Sea, same as heart and mind, Mencius can be used as a “opportunity cost” (Opportunity Cost) classic commentary: fish and bear’s paw are not available, both cost opportunity for each other, due to the opportunity cost of fish (ie bear paw) Higher than the opportunity cost of bear’s paw The essence of the opportunity cost lies in “trade-offs” and trade-offs