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Crude Oil Prices, Climate Change, and Global Welfare

A few weeks ago, I participated in a panel session titled, “The Remarkable Transformation of the Energy Sector: Does it Also Transform Our World.” The motivating question was: “Is the dramatic decline in oil prices a complete gift to the West...

Posted May 28, 2015    

Assessing the Energy Efficiency Gap

Global energy consumption is on a path to grow 30-50 percent over the next 25 years, bringing with it, in many countries, increased local air pollution, greenhouse gas (GHG) emissions, and oil consumption, as well as higher energy prices. ...

Posted May 11, 2015    

When Reasonable Policy Discussions Become Unreasonable Personal Attacks

Recently I was reminded of the controversy that erupted late in 2014 about remarks made by the distinguished health economist, Jonathan Gruber, professor at MIT for two decades. Professor Gruber, one of the country’s leading experts on health policy...

Posted March 25, 2015    

The IPCC at a Crossroads

Love it or hate it, the Intergovernmental Panel on Climate Change (IPCC) plays a very important role in global climate change policy around the world. This is because its reports enjoy a degree of credibility that renders them influential for public...

Posted March 2, 2015    

A Challenge for the 2015 Paris Climate Agreement

At the recent climate negotiations at the 20th Conference of the Parties (COP-20) of the United Nations Framework Convention on Climate Change (UNFCCC) in Lima, Peru, a very important issue was left on the table, unresolved: Will the 2015 Paris...

Posted February 4, 2015    

Assessing the Outcome of the Lima Climate Talks

In the early morning hours of Sunday, December 14th, the Twentieth Conference of the Parties (COP-20) of the United Nations Framework Convention on Climate Change (UNFCCC) concluded in Lima, Peru with an agreement among 195 countries, the “Lima...

Posted December 15, 2014    

What to Expect at COP-20 in Lima

On Monday, December 1st, the Twentieth Conference of the Parties (COP-20) of the United Nations Framework Convention on Climate Change (UNFCCC) commenced in Lima, Peru. Over the next two weeks, delegations from 195 countries will discuss and debate...

Posted December 2, 2014    

The Final Stage of IPCC AR5: Last Week's Outcome in Copenhagen

Some of you may recall that following the Government Approval Sessions for the Summary for Policymakers (SPM) of Working Group 3 (WG3) of the Fifth Assessment Report (AR5) of the Intergovernmental Panel on Climate Change (IPCC) in Berlin last spring...

Posted November 6, 2014    

The UN Climate Summit and a Key Issue for the 2015 Paris Agreement

World leaders converged at the United Nations in New York City this past week for Secretary-General Ban Ki-moon’s much anticipated Climate Summit, a lead-up to global negotiations that will take place in Lima, Peru, in December of this year, and...

Posted September 29, 2014    

What are the Benefits and Costs of EPA's Proposed CO2 Regulation?

­On June 2nd, the Obama Administration’s Environmental Protection Agency (EPA) released its long-awaited proposed regulation to reduce carbon dioxide (CO2) emissions from existing sources in the electricity-generating sector.  The...

Posted June 23, 2014    

EPA's Proposed Greenhouse Gas Regulation: Why are Conservatives Attacking its Market-Based Options?

The Obama Administration’s Environmental Protection Agency (EPA) released its long-awaited proposed regulation to reduce carbon dioxide (CO2) emissions from existing sources in the electricity-generating sector.  The regulatory (rule) proposal...

Posted June 9, 2014    

Understanding the IPCC: An Important Follow-Up

A week ago, I wrote at this blog about my recent frustrations with the government approval process of one part of the Summary for Policymakers (SPM) of the Intergovernmental Panel on Climate Change (IPCC) Fifth Assessment Report (AR5) Working Group...

Posted May 6, 2014