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Harvard Kennedy School Logo
 
Alberto Cavallo
January 2022, Paper: "We study e-commerce across 47 economies and 26 industries during the COVID-19 pandemic using aggregated and anonymized transaction-level data from Mastercard…
Harvard Kennedy School Logo
 
Alberto Cavallo
April 2021, Paper: "We use the structure of the Melitz (2003) model to compare the cost of living and welfare across countries, while incorporating product variety measured by the…