A link between a no-side-payment (NSP) market game and a side-payment (SP) market game can be established by introducing a sufficient amount of an ideal utility-money of constant marginal utility to all agents. At some point when there is "enough money" in the system, if it is "well distributed"...

The enlargement of the general-equilibrium structure to allow default subject to penalties results in a construction of a simple mechanism for selecting a unique competitive equilibrium. We consider economies for which a common credit money can be applied to uniquely select any competitive...

A credit mechanism is considered that selects a unique competitive equilibrium (CE) of an exchange economy. It is shown that a price normalization calling for a fixed monetary value for the total wealth in the economy and the addition of appropriate default penalties together result in a...