經(jīng)濟(jì)學(xué)是研究人類經(jīng)濟(jì)活動的規(guī)律即價值的創(chuàng)造、轉(zhuǎn)化、實現(xiàn)的規(guī)律——經(jīng)濟(jì)發(fā)展規(guī)律的理論，分為政治經(jīng)濟(jì)學(xué)與科學(xué)經(jīng)濟(jì)學(xué)兩大類型。要研究經(jīng)濟(jì)發(fā)展的規(guī)律就必須從整體上統(tǒng)一研究經(jīng)濟(jì)現(xiàn)象，宏觀經(jīng)濟(jì)與微觀經(jīng)濟(jì)是統(tǒng)一的經(jīng)濟(jì)體中對稱的兩個方面……