基本解釋[經(jīng)濟(jì)學(xué)]勞務(wù)經(jīng)濟(jì)學(xué)專(zhuān)業(yè)釋義經(jīng)濟(jì)學(xué)勞務(wù)經(jīng)濟(jì)學(xué)