The truth seems . . . to be that in the ultimate and essential problem the economic factor is relatively superficial and unimportant.

...even professors of economics, to say nothing of the public, do not generally have scientific minds.

Sociology isthescience of talk, and there is onlyone law in sociology. Bad talk drives out good.

Market competition is the only form of organization which can afford a large measure of freedom to the individual.

Goods move in response to price differences from points of low to points of higher price, the movement tending to obliterate the price difference and come to rest.

All science is static in the sense that it describes the unchanging aspects of things.

Costs merely register competing attractions.