The cultivated land is allotted for use to single families, at first temporarily, later permanently. The transition to full private property is gradually accomplished, parallel with the transition of the pairing marriage into monogamy.

• 耕地起初是暂时地，后来便永久地分配给各个家庭使用，它向完全的私有财产的过渡，是逐渐进行的，是与对偶婚制向一夫一妻制的过渡平行地发生的。