Environmental regulations have consistently been found to spur innovation in ‘clean' technologies, with one significant … effect on innovation. Several explanations have been offered, including secondary market failures and a lack of polluter …, contrary to past experience, encouraged innovation rather than adoption. I discuss how these contrasting findings can be …

We empirically investigate whether the persistence of politicians in political institutions affects the innovation …' innovation activity. However, once the causal effect is isolated by means of instrumental variables, using death of politicians … persistence and the probability of process innovation. This finding is consistent with the view that political stability may …

Partly motivated by the recent antitrust investigations concerning Google, we develop a leverage theory of tying in two …