Thirty-seven states have been involved in at least one of the lawsuits challenging the Environmental Protection Agency’s greenhouse gas regulations. By constructing a dataset of potential influences on state involvement, I empirically test states’ motivations to enter the litigation as...

What are the most effective ways to address climate change? This paper extends and applies the marginal value of public funds (MVPF) framework to help answer this question. We examine 96 US environmental policy changes studied over the past 25 years. These policies span subsidies (wind,...