How Much have Global Problems Cost the World? - A Scorecard from 1900 to 2050 (Cambridge University Press, 2013)

Global Problems, Smart Solutions - Costs and Benefits Copenhagen Consensus 2012 (Cambridge University Press, 2013)

How to Spend $75 Billion to Make the World a Better Place? (Copenhagen Consensus Center, 2013) 

RethinkHIV - Smarter Ways to Invest in Ending HIV in Sub-Saharan Africa (Cambridge University Press, 2012)

Cool it - The Skeptical Environmentalist's Guide To Global Warming (Random House, 2007 and 2010)

Smart Solutions to Climate Change (Cambridge University Press, 2010)

Latin American Development Priorities (Cambridge University Press, 2010)

Global Crises, Global Solutions Copenhagen Consensus 2008 (Cambridge University Press, 2009)

Solutions of the World's Biggest Problems (Cambridge University Press, 2007)

How to Spend $50 Billion to Make the World a Better Place (Cambridge University Press, 2006)

Global Crises, Global Solutions  Copenhagen Consensus 2004 (Cambridge University Press, 2004)

The Skeptical Environmentalist (Cambridge University Press, 2001)