Solving a dynamic programming problem of a central planner can prove that the competitive equilibrium and the social optimum is identical.
随后又从中央计划者角度求解一个动态最优化问题，发现社会最优和竞争性均衡是一致的。
In most societies, resources are allocated not by a single central planner but through the combined actions of millions of households and firms.
在大部分社会，资源并不是由单一的中央计划者来配置，而是通过千百万家庭与企业共同的行为来实现的。
But sadly, no central planner can know which people need to go where when and how much value should be attached to each trip.Only the individuals themselves know this.
但遗憾的是，没有哪个中央计划系统能知道人们什么时候需要去哪儿，以及他们的行程有多大价值，这只有当事人自己才知道。
But sadly, no central planner can know which people need to go where when and how much value should be attached to each trip. Only the individuals themselves know this.
但遗憾的是，没有哪个中央计划系统能知道人们什么时候需要去哪儿，以及他们的行程有多大价值，这只有当事人自己才知道。
If there were an omniscient central planner, she could simply ring up the sort-of hungry guy who decides he may as well drive to get that burrito and tell him to wait a bit.
如果有一套无所不知的中央计划系统，她需要做的仅仅是通知那个处于排队中的可能打算开车去买个玉米煎饼充饥的家伙再等一会儿。
The Shanghai-Hangzhou Maglev Train project has been approved by the central government and will go through further research, Zheng Jian, chief planner of the Ministry of Railways, said Saturday.
中国铁道部总规划师郑健13日说，上海至杭州磁悬浮项目立项已获批复，目前正在做深化研究。
The Shanghai-Hangzhou Maglev Train project has been approved by the central government and will go through further research, Zheng Jian, chief planner of the Ministry of Railways, said Saturday.
中国铁道部总规划师郑健13日说，上海至杭州磁悬浮项目立项已获批复，目前正在做深化研究。
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