We build a model of trade and location with two countries which differ with respect to their level of productivity. Public expenditures are shared between a subsidy to firms reducing the labor cost and another one to households. We show that the high-productivity country pays a lower net subsidy...

We analyze the impact of labour market rigidities on tax competition betweentwo imperfectly integrated countries. Following a shift from a competitive to a unionizedlabour market in both countries, the capital tax can be adjusted upward in the countrywith the less rigid labour market, whereas...

We analyze the impact and the determinants of a global carbon tax maximizing social welfare in an imperfectly integrated economy. Using a model of trade and location with two countries with different population size, we first show that agglomeration of firms in the larger country raises total...</indice>