promises, and explores the distributional consequences of this decision, in a setting where party credibility can vary. When … campaign promises. When political credibility is sufficiently low, some voter groups are targeted only with vote buying and not …

This paper evaluates the effects of the lack of regulatory commitment on emission tax applied by the regulator … find that the lack of commitment leads to lower taxation and abatement that yield larger emissions and, consequently, a … social welfare. Thus, our analysis indicates that the lack of commitment has a negative impact of welfare although this …