We study the optimal lockdown policy for a planner who wants to control the fatalities of a pandemic while minimizing the output costs of the lockdown. We use the SIR epidemiology model and a linear economy to formalize the planner's dynamic control problem. The optimal policy depends on the...

We study the relationship between patents and actual product innovation in the market, and how this relationship varies with firms' market share. We use textual analysis to create a new data set that links patents to products of firms in the consumer goods sector. We find that patent filings are...

We estimate the private benefits for Uber riders from using alternative payment methods. We focus on Mexico where riders have the option to use cash or credit cards to pay for rides. We use three field experiments involving approximately 400,000 riders to estimate the loss of private benefits...

Cross-country price indexes are crucial to compare living standards between countries and to measure global inequality. An accurate measurement of these price indexes is a difficult task because of the lack of accurate data on the consumption patterns of different countries. We construct a...