The possibility of the presence of multiple equilibria in closed exchange and production-and-exchange economies is usually ignored in macroeconomic models even though they are important in real economies. We argue that default and bankruptcy laws serve to provide the conditions for uniqueness of...

Closed exchange and production-and-exchange economies may have multiple equilibria, a fact that is usually ignored in macroeconomic models. Our basic argument is that default and bankruptcy laws are required to prevent strategic default, and these laws can also serve to provide the conditions...

An adequate description of economic dynamics requires the introduction of a monetary system including default penalties and expectations in a society whose economy utilizes money and credit. This essay notes and discusses several of the factors involved in the use of money and credit in a...