There has been much recent interest in the problem of financial instability in the macro economy. Some researchers have looked for cyclical and secular co-movements between debt accumulation, financial crises, and problems in the real economy. Others have tried to rationalize, in formal models...

This paper develops a discrete, nonlinear growth cycle model for a macroeconomy. The nonlinearities, which correspond to empirical relationships between profitability and capacity utilization in the postwar U.S. economy, can produce stable, periodic and chaotic behavior. These behaviors are...