The marginal reward of labor is decreasing & the minus effect of low labor productivity is outstanding.

劳动力边际报酬递减，农业劳动力生产率低的负效应凸显；

youdao

The best way to raise wages, therefore, is to raise marginal labor productivity.

所以，提高工资的最佳手段，是提高劳动力的。

youdao

That increased productivity enables workers to earn higher wages, as wages in a competitive market equal the marginal productivity of labor (what the worker adds to production).

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The upsides would be that workers may better learn about their marginal productivity, and it could thus lead to more efficient allocations of labor.

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