We consider a framework where the optimal decision rule determining the collective choice depends in a simple way on the decision makers’ posterior probabilities of a particular state of nature. Nevertheless, voting is generally an inefficient way to make collective choices and this paper...

A vast literature analyzes the real effects of price-adjustment costs assuming that quantity adjustments are costless. In this paper the authors analyze whether the presence of quantity-adjustments costs, which presumably are significant, change the traditional results on the impact of...

The traditional criticism notwithstanding, we show that social mobility can, in principle, explain political income redistributions. Nonetheless, the social-mobility argument for redistribution is not satisfactory, as actual transition probabilities are not consistent with order-preserving...