We introduce range utility theory, an integrative behavioral model for uncertain cash flows. The model modifies rank dependent utility, by replacing rank principles with range principles, and extends the domain to time. For gambles played in the future, the model generalizes the probability and...

Sen?s social-evaluation-functional framework is used to reformulate Harsanyi?s social aggregation problem so that both single-profile and multi-profile issues can be considered with allowance made for different assumptions concerning the measurability and comparability of individual utilities....