Empirical research on the relationship between market congestion and themarket competitive level largely falsifies the positive relationshippredicted by theoretical models. In this paper, I exploit the airlineindustry network structure and focus on the level of congestion duringperiods in which...

We study how mandatory online disclosure of supermarket prices affects prices and price dispersion in brick-and-mortar stores. Using data collected before and after a transparency regulation went into effect in the Israeli food retail market, multiple complementary control groups and relying on...