This paper presents the “Ukraine Support Tracker”, which lists and quantifies military, financial and humanitarian aid to Ukraine in the context of the Russia-Ukraine war. This third version covers government commitments between January 24 and May 10, 2022. We now track support by 37...

This paper introduces the “Ukraine Support Tracker”, which lists and quantifies military, financial and humanitarian aid to Ukraine since Russia’s invasion on February 24, 2022. We measure support from Western governments, namely by G7 and European Union member countries. Due to our focus...

This paper presents the “Ukraine Support Tracker”, which lists and quantifies military, financial and humanitarian aid to Ukraine in the context of the Russia-Ukraine war. This fourth version covers government commitments made between January 24 and June 7, 2022 and has a new detailed...

This paper presents the “Ukraine Support Tracker”, which lists and quantifies military, financial and humanitarian aid to Ukraine in the context of the Russia-Ukraine war. This second version covers the period January 24 until April 23, 2022. We measure support from Western governments,...

In the past three decades, governments in emerging markets have accumulated large amounts of international reserves, especially those with fixed exchange rates. We propose a theory of reserve accumulation that can account for these facts. Using a model of endogenous sovereign default with...

This paper analyzes the evolution of the degree of global cyclical interdependence over the period 1960-2005. We categorize the 106 countries in our sample into three groups -- industrial countries, emerging markets, and other developing economies. Using a dynamic factor model, we then decompose...