The answer to the question in the title is yes for the case of ad-valorem taxes, a foreign industry that produces a vertically differentiated good of higher quality, and costs that take the form of qualitydependent fixed costs for both the foreign and domestic firm. The domestic industry loses...

A quota on foreign competition will generally lead to quality-upgrading (downgrading) of the low-quality (high-quality) firm, an increase in average quality, a reduction of quality differentiation, and a reduction of domestic consumer surplus, irrespective of whether the foreign firm produces...

I present a model of vertical product differentiation and exit where a domestic and a foreign firm face fixed setup costs and quality-dependent costs of production and compete in quality and price in the domestic market. Quality-dependent costs are quadratic in qualities, but independent of the...