This paper examines how trade liberalization affects investments in R&D at the firm level. In a model where entrepreneurs are heterogeneous in their wealth endowment, they rely differently on external funds. In the presence of capital market imperfections, this implies heterogeneous access to...

We study international trade in a model where consumers have non-homothetic preferences and where household income restricts the extensive margin of consumption. In equilibrium, monopolistic producers set high (low) prices in rich (poor) countries but a threat of parallel trade restricts the...