This paper extends the growth cycle model a la Goodwin (1967) by introducing the risk-averse behaviour of the agents and a consequent positive correlation between wages and profitability. This extension is motivated by the impressive evidence on the joint role played by aggregate unemployment...

A simple dynamic IS-LM model with "balanced budget" and money financing deficit can show, in the presence of realistic tax collection lags, regular and chaotic cycles depending on the "mix" of fiscal policies. We argue that also rigid and transparent expenditure limits which an increasing number...

The models of technology diffusion originally proposed by Metcalfe (1981), Batten (1987) and Amable (1992) are modified so as to allows for price expectations of adopters and suppliers of an innovation. We show many interesting and somewhat unexpected results, which were not noticed in the...