The paper documents the causal impact of transaction price on a subsequent product review submitted by the customer. The evidence is obtained using a Large Scale Randomized Field Experiment which introduced a random exploratory component into nightly rates of hundreds of short-term rentals....

We discuss the case of a monopolist of a base good in the presence of a complementary good provided either by it or by another firm. We assess and calibrate the extent of the influence on the profits from the base good that is created by the existence of the complementary good. We establish an...