. Globalization is shown to induce heterogeneous responses across firms in terms of scope and productivity, some of which are …

. Globalization is shown to induce heterogeneous responses across firms in terms of scope and productivity, some of which are …

and countries. Firms' export decisions depend on a combination of firm “productivity” and firm-product-country “consumer … tastes,' both of which are stochastic and unknown prior to the payment of a sunk cost of entry. Higher-productivity firms … export a wider range of products to a larger set of countries than lower-productivity firms. Trade liberalization induces …

Worldwide trade flows are dominated by high-productivity firms, that have a large range of products. Since the product …