In this letter, we show that the results presented by Jindapon and Neilson (2007) for changes in risk à la Ekern (1980) can be generalized to mean-preserving stochastic dominance changes, with appropriate and simple additional conditions on the utility function.

This paper examines preferences towards particular classes of lottery pairs. We show how concepts such as prudence and temperance can be fully characterized by a preference relation over these lotteries. If preferences are defined in an expected-utility framework with differentiable utility, the...