This paper examines the causes and effects of mobile number portability (MNP) and provides a survey of its implementation in Europe. We first examine the competitive effects and the costs of introducing MNP. Next, we discuss how to charge for MNP. We argue that a price cap regime starting from...

Several recent papers argue that contracts provide reference points that affect ex post behavior. We test this hypothesis in a canonical buyer-seller relationship with renegotiation. Our paper provides causal experimental evidence that an initial contract has a highly significant and...

Are competitive mechanisms perceived as just sources of economic inequality? Perceptions of fairness violations can have severe economic consequences, as they may cause counterproductive behavior such as rulebook slowdowns or quality shading. To analyze fairness perceptions associated with...

Are competitive mechanisms perceived as just sources of economic inequality? Perceptions of fairness violations can have severe economic consequences, as they may cause counterproductive behavior such as rulebook slowdowns or quality shading. To analyze fairness perceptions associated with...

Several recent papers argue that contracts provide reference points that affect ex post behavior. We test this hypothesis in a canonical buyer-seller relationship with renegotiation. Our paper provides causal experimental evidence that an initial contract has a highly significant and...