Social Darwinism is a perverted borrowing from what can be validly established for biology. When I contemplate strong claims by a Richard Posner that… - Paul Samuelson

Economics, even classical economics, is not a finished business. There are still issues relevant to the present debate that have not been definitively explored.

The stock market has forecast nine of the last five recessions.

Complete freedom is not definable once two wills exist in the same interdependent universe. We can sometimes find two situations in which Choice A is more free than Choice B in apparently every respect and at least as good as B in every other relevant sense. In such singular cases I will certainly throw in my lot with the exponents of individualism. But few situations are really of this simple type; and these few are hardly worth talking about, because they will already have been disposed of so easily. In most actual situations we come to a point at which choices between goals must be made: Do you want this kind of freedom and this kind of hunger, or that kind of freedom and that kind of hunger? I use these terms in a quasi-algebraic sense, but actually what is called "f reedom" is really a vector of almost infinite components rather than a one-dimensional thing that can be given a simple ordering.