经济学是研究人类社会和个人在资源稀缺条件下如何做出选择的学科。
Economics is the study of how individuals and societies choose to use the scare resources that nature and previous generation have provided.
利用这些信息和他个人的经验，化学工程师会提出一系列设计方案，然后使用经济的和物理的限制条件进行评价。
Using this information, and his experience, the chemical engineer will generate a number of designs and then evaluate these using economic and physical constraints.
按需供应型经济让社会上未充分利用的资源得到充分利用：优博让每个人可以出租自己的汽车，因诺森蒂(InnoCentive)则让人们有条件出租自己闲置的脑容量。
The on-demand economy allows society to tap into its under-used resources: thus Uber gets people to rent their own cars, and InnoCentive lets them rent their spare brain capacity.
按需供应型经济让社会上未充分利用的资源得到充分利用：优博让每个人可以出租自己的汽车，因诺森蒂(InnoCentive)则让人们有条件出租自己闲置的脑容量。
The on-demand economy allows society to tap into its under-used resources: thus Uber gets people to rent their own cars, and InnoCentive lets them rent their spare brain capacity.
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