The expo-power value function as a candidate for the work-horse specification in parametric versions of cumulative prospect theory

Peel, D and Zhang, J (2009) The expo-power value function as a candidate for the work-horse specification in parametric versions of cumulative prospect theory. Economics Letters, 105 (3). pp. 326-329. ISSN 0165-1765

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Abstract

The piecewise power value function proposed by Kahneman and Tversky is inconsistent with both theoretical and experimental work. We propose the expo-power function as an alternative to the power function and examine its ability to explain choices in Allais experiments.