by Catherine L. Mann OECD Chief Economist and Head of the Economics Department   Welcome to the OECD Economics Department’s new ECOSCOPE blog ! Our Interim Economic Outlook launched today shows a troubling picture—world growth stuck at 3% in 2016, and only 3.3% in 2017, with substantial volatility in financial markets raising new … More Unsatisfactory global growth:  A call to policy action!