We show that equilibrium involuntary unemployment emerges in a multi-stage game model where all market power resides with firms, on both the labour and the output market. Firms decide wages, employment, output and prices, and under constant returns there exists a continuum of subgame perfect...

We consider a multi-sector overlapping generations model with imperfectly competitive firms in the output markets and wage setting trade unions in the labour markets. A coordination problem between firms creates multiple temporary equilibria which are either Walrasian or of the Keynesian...

We consider a Diamond-type model of endogenous growth in which there are three assets: outside money, government bonds, and equity. Due to productivity shocks, the equity return is uncertain, and risk averse investors require a positive equity premium. Typically, there exist two steady states,...