“Underwriting The Peace Dividend: Colombian Business After The Plebiscite,” Forbes (forbes.com October 26, 2016)
“Beyond the Two-State Solution,” Project Syndicate (project-syndicate.org. March 3, 2016)
“Debt Ceiling Redux?” YaleGlobal Online (yaleglobal.yale.edu. February 20, 2014)
“Consols Could Avert Another Debt-Ceiling Crisis,” The Washington Post (washingtonpost.com. November 14, 2013)
“The Promise of Africa,” YaleGlobal Online (yaleglobal.yale.edu. May 23, 2013)
“Restoring European Growth,” Project Syndicate (project-syndicate.org. December 27, 2011)
“Better Ways to End Prison Overcrowding Than Just Releasing Inmates,” The Christian Science Monitor (June 3, 2011). Excerpt on Questia (questia.com)
“Billions in Giveways to a Tiny Group,” The New York Times (nytimes.com. December 16, 2010)
“Containment, not Appeasement,” Project Syndicate (project-syndicate.org. December 29, 2006); YaleGlobal Online (yaleglobal.yale.edu. January 17, 2007)
“A Model That Pretends to Explain Everything,” The New York Times (nytimes.com. February 26, 2000)