contrary to the monopoly case bundling may reduce profits and increase consumer rent. This is the case if consumers … competition more aggressive. This effect can dominate the sorting effect that is well known for the monopoly case. Firms are in a …

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 …