High-income countries trying to reach net-zero targets are confronting the fact that existing environmental regulations make it harder to build low-carbon infrastructure. Lobbying groups in the US, for example, are using regulatory tools to block geothermal, solar, and wind facilities. Providing sub...

We develop scenarios for the shape of the global economy in 2050 building on a simple regression of the historic relationship between current income and lagged income, demographic features, climate, and education, using the coefficients to develop a “central” forecast and error terms to set high and...