Beren Professor of Economics at Harvard University, presented the 2025 Martin ...

Renewable electricity generation technology costs have fallen dramatically, investment has grown rapidly, and renewables are now a pillar of climate and decarbonization policy. Part of the credit for ...

We examine positive and normative questions that arise with the joint use of carbon taxes and green subsidies in an open economy. Moving from autarky to free trade induces countries to introduce green ...

Between the early 1990s and 2015 the relationship between mental despair and age was hump-shaped in the United States: it rose to middle-age, then declined later in life. That relationship has now ...

Data centers are among the fastest-growing electricity consumers, raising concerns about their impact on grid operations and decarbonization goals. Their temporal flexibility—the ability to shift ...