The United State Supreme Court's holding in Massachusetts v. EPA that greenhouse gases are air pollutants under the Clean Air Act makes it virtually certain that federal climate change legislation will be accomplished by amending that Act. This Article explains and justifies an approach to...

Recent research shows that efforts to limit climate change should focus on reducing emissions of carbon dioxide over other greenhouse gases or air pollutants. Many countries are paying substantial attention to carbon emissions to improve air quality and public health. The largest source of...

South-Eastern European (SEE) countries are typically keen to maintain the status quo in their energy systems, generally characterized by underinvestment, high coal share and utility affordability needs. Their energy mixes have historically been determined by external factors, currently mainly...

Immigration policy can have important net fiscal effects that vary by immigrants' skill level. But mainstream methods to estimate these effects are problematic. Methods based on cash-flow accounting offer precision at the cost of bias; methods based on general equilibrium modeling address bias...