We study an endogenous growth model where a profit-motivated R and D sector coexists with the introduction of free blueprints invented by philanthropists. These goods are priced at marginal cost, contrary to proprietary ones which are produced by a monopoly owned by the inventor. We show that...

We study an endogenous growth model where a profit-motivated R and D sector coexists with the introduction of free blueprints invented by philanthropists. These goods are priced at marginal cost, contrary to proprietary ones which are produced by a monopoly owned by the inventor. We show that...

This paper studies the effect of innovation uncertainty on the concomitant time path of firm valuations, technology adoption and growth in a setting which incorporates positive network externalities. The resulting stock market bubble, induced by uncertainty and accelerated by the externality...

Im Zuge des Übergangs zur Informationsgesellschaft vollzieht sich gegenwärtig ein tiefgreifender Wandel, der sämtliche wirtschaftlichen und gesellschaftlichen Bereiche erfaßt. Als eine treibende Kraft dieser Entwicklung wird die zunehmende Verbreitung neuer Informations- und...