This paper seeks to present a unified framework for several factors that have been independently studied as determinants of unit values in international trade: product differentiation by quality (which suggests that unit values should be positively correlated with exporters' per capita income),...

This paper provides first firm-level evidence of the links between income inequality and the patterns of trade and export prices. We identify a theoretical mechanism behind these links, which suggests that a more unequal income distribution leads to higher average prices. We test the theory...

The article analyses the impact of exchange rate changes on German export and import prices. The analytical framework is a mark-up model which is based on the assumption that the markets under consideration are imperfectly competitive as well as segmented. Hence, firms will no longer set prices...