机会成 meaning in English
o ortunity cost
o ortunitycost
opportunity cost
Examples
- Then we draw that the barriers have these characters that is policy - rigidity , crossing , synthesis and dynamic states . the function of the systematic barriers on the development small towns lies four aspects : ( 1 ) it blocks up population to gather in the small towns by force of restricted people " free migrate
体制性障碍对小城镇建设的阻碍作用主要在于四方面： ( 1 )体制性障碍对人口向小城镇集中的阻碍在于人口的迁移自主权、决策自主权的直接限制和通过加重人“迁移的经济负担和机会成哗间接限制。