This paper explores how changes in default options can influence consumer behavior in a setting where consumers can use a suggested default or manually enter a tip amount. To identify the impact that different defaults have on behavior, I take advantage of variation within the New York City taxi...

Given the resurgence of cities as consumer centers and the importance of amenities, we revisit the differences in tipping in taxis between tourists and locals in New York City. Taxi service is an endogenous amenity; however, taxis also contribute to the demand and provision of other amenities....