Evidence of specialization in producing raw materials and in manufacturing ceramics and textiles indicates differentiation of labor within and between communities.

生产原材料和制造陶瓷和纺织品的专业化证据表明了社区内部和社区之间的劳动差异。

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We also conclude that the level of division of labor is determined by the Trade off between economies of specialization and economies of scope.

专业化经济与范围经济的权衡最终确定最优分工水平；从非排它性要素的配置说明了范围经济对分工的限制。

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Why Specialization Makes Labor More productive?

为什么专业化能提高生产效率？

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In classic economics, a marriage is, at least in part, an exercise in labor specialization.

FORBES: Careers And Marriage

Nobel laureate Gary S. Becker argued that when the labor specialization in a marriage decreases--if, for example, both spouses have careers--the overall value of the marriage is lower for both partners because less of the total needed work is getting done, making life harder for both partners and divorce more likely.

FORBES: Careers And Marriage

Free trade raises our standard of living, not by adding jobs, but by increasing what Adam Smith called the division and specialization of labor, making jobs more productive.

FORBES: Protection Does Not Create Jobs