Theoretical Economics, Volume 8, Number 2 (May 2013)

Theoretical Economics 8 (2013), 591–620

A wealth-requirement axiomatization of riskiness

Dean P. Foster, Sergiu Hart


We provide an axiomatic characterization of the measure of riskiness of gambles (risky assets) introduced by Foster and Hart (2009). The axioms are based on the concept of "wealth requirement."

Keywords: Riskiness, gamble, risky asset, reserve, wealth

JEL classification: D81, G00, G32

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