Quotes About Natural factors

There are many well-established natural factors that bias the sex ratio of human offspring, proving that it is at least possible. The most famous is the returning-soldier effect. During and immediately after major wars, more sons are born than usual in the belligerent countries as if to replace the men that died.

Tacitly underlying Marxian theory is the nebulous idea that the natural factors of production are such that they need not be economized.