This note exhibits sufficient conditions concerning the skills of old workers ruling out overaccumulation stationnary equilibria in an OLG model with productive capital. Using a Cobb-Douglas economy, we show that such conditions seem to be largely fullfilled in the industrialized countries.

We consider a static search model with two types of workers, Nash bargaining, and free entry of firms. The matching function is specified so as cross-type congestion effects are asymmetric. Skilled workers create congestion effects for all, while unskilled workers do not affect the odds of...