Challenges to Fiscal Adjustment in Latin America : The Cases of Argentina, Brazil, Chile and Mexico

Despite considerable progress made by Latin America's biggest economies in putting their finances in order, numerous challenges remain. Public spending needs to incorporate more flexibility, ageing populations and social demands threaten future pressures on expenditure, and social and infrastructure spending need to be more cost-effective. At the same time, tax bases need to broaden to reduce reliance on distortionary taxes on financial transactions and enterprise turnover, and overall tax administration must be improved. Finally and foremost, the fiscal authorities need to k