Inconvenient Uncertainties
by Gernot Wagner and Martin L. Weitzman

My columns, essays, books, as well as research and teaching materials like case studies.
by Gernot Wagner and Martin L. Weitzman
Carbon pollution is.
The goal of emissions trading systems is to make them scarce, not to make them costly.
Green accounting is honest accounting
New York Times Sunday Dialogue
Increasing energy efficiency brings emissions savings.
No Congress? No problem. Here's what Obama can do now.
Yes, it really is climate change, stupid.
by Gernot Wagner and Martin L. Weitzman
The climate problem, twice over: Seven billion "free riders," meet the "free drivers" of geoengineering.
by Arunabha Ghosh, Benito Müller, William Pizer, and Gernot Wagner
New York Times Room for Debate
Carbon emissions have increased by 50 percent since the first Earth Summit meeting in Rio de Janeiro, but the rapid development of wind and solar energy offers hope.
Has the EU found a way to get consumers to bear more of the environmental costs of flying?
You can bail out AIG, Greece, or even the United States. You can’t bail out the planet.
Distorted markets are the real problem
Why Polluters Must Pay
Economics is more than business. It's about setting the rules in the first place. That requires both a different toolkit and a different worldview.
ODI, CPI, EDF & Brookings joint research initiative
French translation of Foreign Policy article