"Shortage of migrant workers" phenomenon is the amendment that the marginal labor force in rural areas were too low output in the past.

“民工荒”现象是对过去农村地区劳动力的边际产出被过分压低的修正，我国劳动力的流动趋势没有改变。

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These towns can make up the shortage of huge costs incurred by the shift; they are "reservoirs" and "switches" to the surplus rural labor force.

而小城镇在农村剩余劳动力转移问题上具有重要作用，是农村富余劳动的“蓄水池”和“节流闸”，可以很好地满足农业富余劳动力转移的成本需要。

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