While connectivity supply is growing exponentially, likely as a result of developments in the semiconductor industry, research on connectivity has mostly focused on the demand side. Such approach is however unable to account for the introduction of unforeseen ser-vices, which is also...

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...