A.理論經(jīng)濟(jì)學(xué)B.應(yīng)用經(jīng)濟(jì)C.實(shí)證經(jīng)濟(jì)學(xué)D.規(guī)范經(jīng)濟(jì)學(xué)
A、居民戶; B、廠商; C、勞動(dòng)者; D、政府;