This paper develops a framework for investigating dynamic competition in markets where price is negotiated between an individual customer and multiple firms repeatedly. Using contractlevel data for the Canadian mortgage market, we provide evidence of an "invest-then-harvest" pricing pattern:...

We study the role of intermediaries (brokers) in the Canadian mortgage market. In this market, consumers can search for quotes in one of two ways: on their own or via a broker. We provide descriptive evidence that borrowers who transact through brokers are different from those who do not....