According to a study by Pennsylvania State University, returns to investment in human capital are much lower in rural areas than in urban ones.

根据宾夕法尼亚州立大学的一项研究，在边远的农村，人力资源投入的回报要远远低于城市。

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The qualitative analysis is that through rational and logical analysis, reaching a conclusion of the insufficient investment in human capital in Shenzhen.

定性是指在定量分析的基础上，通过科学合理的逻辑分析，最终得出深圳人力资本投入不足的结论。

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On this basis, to build a scientific, systematic analysis of power enterprises based on return on investment in human capital management model and the protection mode.

以此为基础，构建起科学、系统的基于投资收益分析的人力资本管理模式和运行保障策略。

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The evidence shows systematic under-investment in human capital, inadequate attention to institutional capital, and over-exploitation of natural capital.

ECONOMIST: Economics focus: Why quality matters | The

It was the Soviet threat that motivated investment in education and human capital.

ECONOMIST: Marxist thought

Public education is an investment in human and social capital.

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