While economists are free to theorise, company chairmen are concerned with actualities.經(jīng)濟(jì)學(xué)家們可自由創(chuàng)建理論，公司總裁們則關(guān)心現(xiàn)實(shí)情況。The Vice - Chairmen and the Secretary - General assist the Chairman in his work.副委員長、 秘書長 協(xié)助委員長工作.The Chair...