Santiago Acosta-Ormaechea is a Senior Economist at the Western Hemisphere Department (WHD) of the IMF. Before joining WHD he worked at the Institute for Capacity Development and at the Fiscal Affairs Departments of the IMF. His research focuses on sovereign debt issues, taxation and expenditure policies, and on the transmission of monetary policy in emerging markets. His research has been published in academic journals, books, and IMF Working Paper series. He is an Argentine national, who studied at the University of Buenos Aires (undergraduate and graduate levels) and holds both an MSc and a PhD in economics from the University of Warwick.