Two basic tenets of the Walrasian model, behavior based on self-interested exogenous preferences and complete and costless contracting have recently come under critical scrutiny. First, social norms and psychological dispositions extending beyond the selfish motives of Homo economicus may have...

We consider the problem of determining the individual preference rankings that are necessarily implied by a dataset consisting of prices, income distributions and total resources. We show the equivalence between the compatibility with individual preference rankings and the existence of a...

In this paper, I study welfare aspects of inter vivos giving in general equilibrium by modeling joy of giving in an overlapping generations model. The welfare aspects are explained by the long-run results from numerical experiments with different gift tax rules in the model economy, which is...