1William J. Baumol and Jess Benhabib: Chaos: Significance, Mechanism, and Economic Applications,Journal of Economic Perspectives, (Winter 1989) Vol. 3, No. 1, pp77-105.
2Richard B. Freeman: A Cobweb Model of the Supply and Starting Salary of New Engineers,Industrial and Labor Relations review 29, (January 1976), pp236-246.