人,是组成社会的基本条件,是社会生产力的构成要素和体现生产关系的实体,正如马克思所说:“任何人类历史的第一个前提无疑是有生命的个人的存在。”(《马克思、恩格斯全集》第1卷第24页)因此,一个社会的人口,成了经济过程存在和发展的前提条件,尤其在古代社会,人丁稀少、经济落后, As a basic condition for forming a society, a member of the social productive forces and an entity that reflects the relations of production, man, as Marx put it: “The first premise of any human history is undoubtedly the existence of a living individual.” (Marx, Therefore, the population of a society has become a precondition for the existence and development of an economic process. In ancient times, in particular, the population was sparsely populated, the economy was backward,