Rationing and optimality in overlapping generations models
In: The Scandinavian Journal of Economics, Jg. 90 H. 2, S. 225-232
Recurrence in Keynesian macroeconomic models
In: Nonlinear dynamics in economics and social sciences: proceedings of the 2. Informal Workshop held at the Certosa di Pontignano, Siena, Italy, May 27 - 30, 1991, Jg. 399, S. 69-94Returns to size vs returns to scale: the core with production revisited
In: Journal of Economic Theory, Jg. 46 H. 1, S. 215-219