We show that websites' vendor use falls after the European Union's (EU's) General Data
Protection Regulation (GDPR), but that market concentration also increases among …

Natural gas has replaced coal as the dominant fuel for US electricity generation. However,
US states that regulate electric utilities have retired coal more slowly than others. We build a …

Using rich data on hourly physical productivity and thousands of ownership changes from
US power plants, we study the effects of acquisitions on efficiency and underlying …

High-quality preschool is one of the most cost-effective educational interventions, yet the
United States invests little in early childhood education. Recent policy discussions call for …

We study the investment effects of market integration on renewable energy expansion. Our
theory highlights that market integration not only improves allocative efficiency by gains from …

This paper presents a novel method to quantify the market equilibrium impacts of tighter
environmental policies. The approach is taken to evaluate the welfare effects of emerging …

This paper studies how to design electricity markets to reduce emissions and prevent
blackouts. Zero-emission renewable energy sources, such as wind and solar, are …

Generators applying to connect to the US power grid go through an interconnection queue.
Most wind and solar generators that begin the process do not complete it. Using new data …

This paper examines the impacts of health care provider exits on patient outcomes and
subsequent reallocation. Using administrative data on the universe of nursing home …

Regulatory actions and fuel price trends have decreased emissions from electricity
generating units (EGUs) in the United States. The objective of this study is to separate …