In many markets, governments set minimum quality standards while some sellers choose to compete on the basis of quality by exceeding them. We analyze this phenomenon using a model of vertical product differentiation, interpreting quality as an "environmental friendliness" characteristic fully...

We study industries where the price that a firm sets serves as an investment into lower cost or higher demand. We assess the welfare implications of the ensuing competition for the market using analytical and numerical approaches to compare the equilibria of a learning-by-doing model to the...