Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

THE father of consumer choice theory, Alfred Marshall, believed that the more of something you have the less of it you want: a phenomenon economists call diminishing marginal utility. However this was ...

The Journal of Land & Public Utility Economics, Vol. 16, No. 3 (Aug., 1940), pp. 306-317 (12 pages) ...

According to the orthodox treatment of risk preferences in decision theory, they are to be explained in terms of the agent's desires about concrete outcomes. The orthodoxy has been criticized both for ...