The paper provides evidence of the effects of changes in transport costs on the geographic concentration of industries. The analysis uses micro-level commodity flow data and micro-geographic plant-level data to construct industry-specific ad valorem trucking rates and continuous measures of...

We develop a model of commodity tax competition with monopolistically competitive internationallymobile firms, transport costs, and asymmetric country sizes. We investigate the impacts of noncooperativetax setting, as well as of tax harmonization and changes in the tax principle, in both...