This paper analyzes the extent of income inequality from a global perspective, its drivers, and what to do about it. The drivers of inequality vary widely amongst countries, with some common drivers being the skill premium associated with technical change and globalization, weakening protection...

This paper examines water challenges, a growing global concern with adverse economic and social consequences, and discusses economic policy instruments. Water subsidies provided through public utilities are estimated at about $456 billion or 0.6 percent of global GDP in 2012. The paper suggests...