This article examines the effect of access obligation on mobile network investment. Access obligation is a form of regulated network access in wholesale markets that commits MNOs to grant non-discriminatory access to MVNOs. While it is often claimed that such regulation might lower investment...

Social influence is an important driver of consumption behavior, but its effect on firm competition and pricing is understudied. While social influence may create an incentive for firms to reduce initial prices to attract a larger customer base, it can also result in firms charging higher prices...

By leveraging machine-learning algorithms and using nontraditional digital data derived primarily from borrowers’ mobile devices, digital lenders have vastly expanded access to credit in developing economies for millions of individuals without a prior credit history. At the same time,...

There is an investment gap to reach EU Digital Decade 2030 connectivity targets that require from operators to provide full fixed and mobile broadband coverage. The reason is the lack of economies of scale, therefore return on investment often lags behind cost of capital in fragmented European...

This study assesses how corporate telecommunication (telecom) policies follow telecom sector regulation in mobile money innovation for financial inclusion in developing countries. Telecom policies are understood in terms of mobile subscriptions, mobile connectivity coverage and mobile...

When shopping online, consumers can reach a product detail page via multiple routes: by going through a category page (e.g., women's shoes), by directly typing the product name in the search field (e.g., Nike Women's Air Max), by going through a sales page (e.g., the shoes sale page), etc....

We develop a model of competition in prices and infrastructure among mobile network operators. Consolidation can increase market power, but economies of scale, which we derive from physical principles, lead to more efficient data transmission. Estimating our model with French consumer and...

We study how social proximity between the sender and the receiver of information shapes the effectiveness of preventive health campaigns. Focusing on shared religious affiliation as a signal of proximity, we implemented a field experiment during the initial phase of the COVID-19 pandemic in two...