This paper develops a two-country, general equilibrium model of oligopoly in which the degree of horizontal product differentiation is endogenously determined by firms' strategic investments in product innovation. Consumers seek variety and product innovation is more skill intensive than...

In a world with two countries which differ in size, we study the impact of (the speed of) trade liberalization on firms' profits and total welfare of the countries involved. Firms correctly anticipate the pace of trade liberalization and take it into account when deciding on their product...

This paper develops a general equilibrium model of multi-product firms and analyzes their behavior during trade liberalization. Firm productivity in a given product is modeled as a combination of firm-level "ability" and firm-product-level "expertise", both of which are stochastic and unknown...

We explore the role of trade in differentiated final goods as well ollshoring of tasks for inequality both within and between countries. We emphasize the distinction between managerial and production labor. Managerial labor is a fixed input while production labor is a variable input. Following...