Actually, in my advanced, high-falutin' frontier economics, I often work with what I define as 'money metric utility,' and I ask people, 'Do you really want that? What are you willing to pay for that?'

The Malthusian Theory - that mankind, for biological and sociological reasons, is so fertile, so fecund, that if you started out with the new continent and plenty of land for everybody, in several generations we would multiply our numbers.

When I was a kid, I reckoned things in Hershey bars. Is this worth three Hershey bars to me?

Paul Samuelson Quotes