Projects

Every year, about 1 in 20 Americans move across cities. Extensive research has highlighted relevant frictions in geographic mobility, indicating constraints on individuals’ ability to maximize professional, educational, or investment opportunities.

Fiscal policy offers a number of levers to reduce carbon emissions. Climate change mitigation can for example be implemented through carbon taxation on the production or consumption side, or through debt-financed public investments in emission-reducing infrastructure.

Developed economies moved from a baby boom to a baby bust, with very low fertility in large urban centers. We develop a spatial theory of demographic change and urban growth, whereby the housing market acts as an endogenous automatic stabilizer of fertility: high housing costs deter fertility while lower demographic growth mitigates future housing price increase.