Harold T. Shapiro Professor in Economics, Economics Department and Woodrow Wilson School, Princeton University; CEPR Research Fellow; NBER Programme Director

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Urban Transformation

What smartphone data tells us about Tokyo's economy

A new model uses smartphone data to analyse the spatial variation in the economic activity of the Greater Tokyo metropolitan area.

Economic Growth

This is the impact of global firms on trade

Research examines the role played by ‘global firms’ that both import and export.

What big data can tell us about the cost of living

A new, unified, approach uses big data to explore the cost of living.