In testimony before the Senate Finance Committee, Gary Horlick raises a number of important issues related to climate change measures and trade: Before we adopt any measures in our legislation, would we like it if other countries adopted the same measures? ... do we want similar import taxes or permit requirements

The Washington Post explains the details of the Waxman-Markey energy bill and argues that such tariffs are unnecessary: ... American firms that pay in order to comply with mandatory limits on carbon emissions would be at a disadvantage competing against foreign outfits whose leaders aren't as environmentally conscious. But

Here's an excellent, balanced look at the carbon tariff issue from the Financial Times.  A short excerpt: Some trade lawyers point out that past WTO decisions have permitted governments to restrict trade in order to protect natural resources. But others say the case law is patchy, and it

In a post entitled "Carbon tariffs — the legal aspects," Paul Krugman quotes Joost Pauwelyn as saying: In sum, if carefully calibrated along the lines suggested above, carbon equalization measures at the border, imposed on certain imports, can be modeled in compliance with WTO non-discrimination rules and/or the