The least skilled workers aren’t able to push for wage hikes at all because of abundant supplies of immigrants and former welfare recipients.

這種薪金調(diào)整的靈活性對于被解雇或減薪的人不管是怎樣無情，它卻意味著從前那種認(rèn)為勞工薪金調(diào)整步調(diào)一致的理論已經(jīng)陳腐過時了。

However brutal that may be for workers who are displaced or paid less well, that flexibility means old theories about the labor force moving in lockstep are antiquated.

經(jīng)濟學(xué)家們擔(dān)心，低失業(yè)率可能會導(dǎo)致通貨膨脹，這種擔(dān)心是由于沒有考慮到勞動力結(jié)構(gòu)的變化。勞動力已經(jīng)從制造業(yè)轉(zhuǎn)移到專業(yè)性、技術(shù)性行業(yè)，就像本世紀(jì)初期（指20世紀(jì)）美國人從農(nóng)業(yè)轉(zhuǎn)移到工廠一樣。

Economists’ concerns that low unemployment may trigger inflation don’t take into account the changing composition of the work force, which has shifted from manufacturing jobs to professional and technical position, just as Americans shifted from agriculture to factories earlier in the century.