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....

Dynamic pricing is a common tool to maximize sales in markets for perishable goods with limited capacity and stochastic demand. We look at the relationship between dynamic pricing and oligopolistic competition in the airline industry. For this purpose, we estimate the dynamic oligopoly model of...

The paper provides evidence of the effectiveness of massively scalable automated SMS business training. The training has negligible marginal costs and requires only basic cell phone coverage for enrollment. We conducted a large-scale Randomized Control Trial in which we randomly manipulated the...

In many developing countries of Africa and Asia, cell phones are used (i) to transfer money across individuals; (ii) to securely self-transport money, and (iii) to save/store money. These banking networks ride on top of wireless telecommunications networks. Traditionally each banking network was...

In developing countries, mobile telecom networks have emerged as major providers of financial services, bypassing the sparse retail networks of traditional banks. We analyze a large individual-level data set of mobile money transactions in Tanzania. Transactions can be classified as (i) money...

Complementary choices are important and pervasive yet occasionally elusive. Single consumers make complementary choices in purchase decisions (e.g. chips and salsa), product interoperabilities (smartphones and networks), and dynamic decisions (current exercise and future healthcare consumption)....