The fundamental differences between Marxian and traditional orthodox economics are, first, that the orthodox economists accept the capitalist system as part of the eternal order of Nature, while Marx regards it as a passing phase in the transition from the feudal economy of the past to the socialist economy of the future.

It is much easier to organize control over one industry serving many markets than over one market served by the products of several industries.

There is no such thing as a normal period of history. Normality is a fiction of economic textbooks.

It is impossible to add the stock of money to the flow of saving.

Unequal distribution of income is an excessively uneconomic method of getting the necessary saving done.

Not only subjective poverty is never overcome by growth, but absolute poverty is increased by it. ... Absolute misery grows while wealth increases.

A depression is a situation of self-fulfilling pessimism.