Open Access Research

Jensen's inequality for monetary utility functions

Jing Liu* and Long Jiang

Author Affiliations

College of Sciences, China University of Mining & Technology, Xuzhou, Jiangsu, 221116, People's Republic of China

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Journal of Inequalities and Applications 2012, 2012:128 doi:10.1186/1029-242X-2012-128

Published: 7 June 2012

Abstract

In this paper, we prove that Jensen's inequality holds true for all monetary utility functions with respect to certain convex or concave functions by studying the properties of monetary utility functions, convex functions and concave functions.

Keywords:
monetary utility functions; Jensen's inequality; convex functions; concave functions