Köbberling, V.

utility loss aversion aversion theory preference wakker probability outcome condition prospect prospect theory tradeoff consistency tradeoff risk aversion function wakker / journal journal uncertainty consistency agent reference point loss aversion index index decision probability weighting point p t 2 reference tversky weighting risk attitude paper event model utility function theorem definition kahneman indifference gamble section choice p t 1 krling university factor analysis study component econometrica sugden foundation strength von neumann event b acceptance bleichrodt acceptance sets method result economic utility functions attitude abdellaoui convention rank-dependent decomposition yaari alternative rabin k ¨ bberling gainloss exchange rate cambridge university press schmidt interpretation crra utility transitivity relation ∼∗ preference condition independence