"We study an economy in which policymakers of different types (patient vs. impatient) alternate in power. Our framework builds on the model used in recent quantitative studies of sovereign default. We show that a default episode may be triggered by a change in the type in office, from a patient...

We extend the model used in recent quantitative studies of sovereign default, allowing policymakers of different types to alternate in power. We show that a default episode may be triggered by a change in the type of policymaker in office, and that such a default is likely to occur only if there...

This paper develops an oligopolistic model of international trade with heterogeneous firms and endogenous R&D to examine how trade liberalization affects firm and industry productivity, as well as social welfare. We identify four effects of trade liberalization on productivity: (i) a direct...

The paper outlines a static equilibrium model, which analyses the economic development in a two-country case by considering interregional migration in R&D-sectors. The effects of migration and firm decisions on both industrial agglomeration and economic development will be shown: lock-in-effects...