"The Right Time to Reform Fuel Pricing," Project Syndicate, August 7, 2015.

“Escaping the Oil Curse,” Project Syndicate,  Dec. 9, 2011. }

"Barrels, Bushels and Bonds: How Commodity Exporters Can Hedge Volatility,"  Project Syndicate, October 17, 2011.  E.g., Korea Herald. and "Commodity bonds may be neat answer,” Sydney Morning Herald, Oct.19.

"Increases in Global Commodity Prices: Macroeconomics and Policy Responses of Developing Countries," full slides, V Jornada Monetario, Central Bank of Bolivia, July 18, 2011. Main (appendices).  

“Combating Agricultural Price Volatility,” Project Syndicate, June 27, 2011.