In most macroeconomic models, the substitutability between domestic and foreign goods is calibrated using aggregated data. This imposes homogeneous elasticities across goods, and the calibration is only valid under this assumption. If elasticities are heterogeneous, the aggregate...

The paper proposes a new welfare-based measure to evaluate the distributive effects of public programs. The proposed measure differs from traditional approaches in two important ways: first, it is based on life-cycle considerations, since most public expenditure programs have an intertemporal...

This paper explores the nature, significance and policy implications of spillovers in international corporate taxation-the effects of one country's rules and practices on others. It complements current initiatives focused on tax avoidance by multinationals, notably the G20-OECD project on Base...

Under the assumption of no arbitrage exchange rate target zone credibility is tested by whether domestic interest rates fall within “rate-of-return bands” between the maximum and minimum home-currency rate of return on a foreign investment absent a devaluation. Under the assumption of...

This paper develops a political-economy model of the budget process focusing on the common pool problem of the public budget. We show that the externality arising from the fact that public spending tends to be targeted at individual groups in society while the tax burden is widely dispersed...

This paper examines the impact of trade costs on real exchange rate volatility. We incorporate a multi-country Ricardian model of trade, based on the work of Eaton and Kortum (2002), into a macroeconomic model to show how bilateral real exchange rate volatility depends on relative technological...

This Selected Issues paper on Morocco analyzes Morocco’s growth performance over the past thirty-five years with a special focus on the more recent past. The paper presents stylized trends in growth; it first puts the overall growth performance of Morocco in an international perspective,...

This article is a synopsis on Costa Rica’s international spillovers, potential estimates, fiscal challenges, and banking systems. Spillovers are originated by cross-country trade and financial linkages, and also by the impact of global fiscal consolidation. The banking sector has about...

This Selected Issues Paper examines the main channels of transmission of the global financial crisis on Togo’s economy. This paper assesses its impact, focusing on 2009 and considering country-specific factors that may aggravate, mitigate, or offset its effects. The decrease in global...