The introduction of banks which issue and supply balances and payout their profits as dividends is the natural modification of the competitive equilibrium model developed by Arrow and Debreu which encompasses monetary economies. Equilibria in which money serves as a medium of exchange, and...

The European economic integration leads to increasing mobility of factors, thereby threatening the stability of social transfer programs. This paper investigates the possibility to achieve by means of voluntary matching grants both the optimal allocation of factors and the optimal level of...

Conditional Expected Utility Theory (CEUT) provides an axiomatic foundation for a theory of decision under uncertainty which allows agents to choose which event in the state space will occur. Here we provide an alternative axiomatization of this situation. In this framework CEUT may be seen a...

In recent decades, the concept of subjective probability has been increasingly applied to an adversary's choices in strategic games. A careful examination reveals that the standard construction of subjective probabilities does not apply in this context. We show how the difficulty may be overcome...