FORGES, Françoise; MERTENS, Jean-François; VOHRA, Rajiv - Center for Operations Research and Econometrics (CORE), … - 2001
In a differential information economy with quasi-linear utilities, monetary transfers facilitate the fulfillment of incentive compatibility constraints: the associated ex ante core is generically non-empty. However, we exhibit a wellbehaved exchange economy in which this core is empty, even if...