We introduce range and sign dependent utility, an integrative behavioral model for uncertain cash flows. For gambles played today, the model can be seen as an extension of original prospect theory based on range, rather than rank. For single future payouts, the model agrees with hyperbolic...

In this paper I introduce a concept of simple strategy and de fine three kinds of such strategies. For three classes of utility functions - CARA, DARA and CRRA I state and prove equivalent characterizations in terms of the corresponding simple strategy characteristics and the corresponding...