Eco-labeling has caused some concerns about international trade, particularly between developed and developing countries, owing to the incorporation of non-product-related process and production methods (PPMs) into eco-labeling criteria. Most countries prefer inclusion of non-product-related...

Cogeneration has been gaining increasing importance in the provision of electric power. When a utility purchases electricity produced by independent cogenerators and resells it to consumers, the question of whether or not a certain payment schedule of purchased power is "just and reasonable"...