This paper analyzes the geographical concentration and diversification of industries in the Continuum-of-Goods Trade Model in the presence of labor migration, comparative advantage, and external increasing returns to scale. In the model, higher transportation costs lead to concentration in one...

This paper investigates the effect of merger-driven market concentration on the mark-ups of non-merging rival firms in Europe's paper manufacturing industry. Using a representative data set of 400 independently-owned companies spanning a ten-year period, we aim to disentangle the impact of...