原裝KK10-BCV-423L32冷卻器西方經(jīng)濟(jì)學(xué)中研究一國經(jīng)濟(jì)總量、總需求與總供給、國民收入總量及構(gòu)成、貨幣與財(cái)政、人口與就業(yè)、要素與稟賦、經(jīng)濟(jì)周期與經(jīng)濟(jì)增長、經(jīng)濟(jì)預(yù)期與經(jīng)濟(jì)政策、貿(mào)易與經(jīng)濟(jì)等宏觀經(jīng)濟(jì)現(xiàn)象的學(xué)科。