同居是秦汉时期一个专门的法律术语 ,指共门出入、住在一起的同母兄弟 ,其中含摄着共财的内涵。家族范围内的同居在汉代并不具有普遍的意义 ,因为汉代家族是极少共财的。汉惠帝元年诏 ,“今吏六百石以上父母妻子与同居……家唯给军赋 ,它无有所与”,无疑具有鼓励与父母同居的精神。但笔者认为 ,该诏令之同居是动词用法 ,即共同生活的意思 ,诏令的精神主要是对六百石以上的官吏所给予的经济奖励 ,而条件之一便是与父母同居 Cohabitation is a specialized legal term in the Qin and Han dynasties. It refers to the same-for-all brothers and sisters who go out and live together and live together. Cohabitation within a family does not have universal significance in the Han Dynasty because the Han families rarely got any money. The first year of the Han Hui Emperor Chao, “Today’s officials more than sixty stone parents and wives and cohabitation ... ... home only to the military Fu, it has nothing to do”, undoubtedly have the spirit of encouraging cohabitation with their parents. However, in my opinion, cohabitation of this dharma is the use of verbs, that is, the meaning of living together. The spirit of Dahir is mainly the economic reward given to officials above sixty stone, and one of the conditions is to live with their parents