We study the pricing of deposit accounts following a regulation that capped debit card interchange fees in the United States and provide the first empirical investigation of the link between interchange fees and granular deposit account prices. This link is broadly predicted by the theoretical...

Differentiation is arguably the most important business strategy, but optimal investment in differentiation requires understanding the magnitudes of its implications. We consider the extent and dimensions of differentiation in omnichannel grocery by examining the impacts of entry events on...