Critics of 'economic sciences' sometimes refer to the development of a 'pseudoscience' of economics, arguing that it uses the trappings of science, like dense mathematics, but only for show.

One should have a wide variety of assets in one's portfolio. And oil, by the way, is a particularly important asset to have in one's portfolio because we need it, and the economy thrives on it.

This is the paradox of thrift: belt-tightening causes people to lose their jobs, because other people are not buying what they produce, so their debt burden rises rather than falls.

Robert J. Shiller Quotes