This special issue is a collection of papers that address three questions of critical importance to the design of eco-labeling marketing strategies and policies. These three questions deal respectively with the efficiency of eco-labels when considering market structure and trade, the credibility...

This paper revisits the issue of the regulatory choice between a mandatory label and a minimum-quality standard. When the cost of regulation is relatively low, we show that the socially optimal choice depends on the producers' cost structure for complying with regulation and improving quality....