Review platforms such as Yelp and TripAdvisor aggregate crowd-sourced information about users' experiences with products and services. We analyze the impact of review platforms on the hotel industry using a panel of hotel prices, sales and reviews from five US states over a 10-year period from...

Economists have developed empirically tractable demand systems for fixed price markets. In contrast, empirical auction techniques treat each auction in isolation, ignoring market interactions. We provide a framework for estimating demand in a large auction market with a dynamic population of...

Economists have developed empirically tractable demand systems for fixed price markets. In contrast, empirical auction techniques treat each auction in isolation, ignoring market interactions. We provide a framework for estimating demand in a large auction market with a dynamic population of...