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 ...

When a multiattribute utility function is only partially specified by prior preference statements, what can be said about the relative desirability of actual alternatives? This question is addressed ...

Pareto is usually considered to be the father of ordinal and interpersonally incomparable utility. Yet, at the same time, he acknowledged that individuals are able to perceive preference intensities ...