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

We analyze the incidence and welfare effects of unit sales taxes in experimental monopoly and Bertrand markets. We find …, in line with economic theory, that firms with no market power are able to shift a high share of a tax burden on to … consumers, independent of whether buyers are automated or human players. In monopoly markets, a monopolist bears a large share …

liability law. The model applied considers both integrated and end-of-pipe abatement technologies. We find that in the case of … fixed technology, in many instances negligence produces more favorable results than strict liability in terms of social … welfare. The reason is that output under strict liability is always less than first-best output, whereas output under …

that the monopoly platform does not introduce distortions over and above those arising from the market power of the …

-valorem taxes. We show that (i) a monopoly may have too high output compared to the social optimum; (ii) output may be reduced by …