The exponential growth in demand of mobile Internet urges mobile network operators (MNOs) to increase the supply of wireless network capacity at a high pace. From this perspective, operators should not only obtain further network capacity but also make a more efficient use of the existing...

We model mortgage refinancing as a bargaining game involving the borrowing household, the incumbent lender, and an outside bank. In equilibrium, the borrower's ability to refinance depends both on the competitiveness of the local banking market and on the cost of switching banks. We find...

In Italy, fixed telecommunications were liberalised 15 years ago, but the incumbent is still the dominant operator. The Italian antitrust authority has recently fined Telecom Italia for margin squeeze and technical sabotage, proving that the incumbent still has the incentive and the power to...

We consider a monopolistic supplier's optimal choice of wholesale tariffs when downstream firms are privately informed about their retail costs. Under discriminatory pricing, downstream firms that differ in their ex ante distribution of retail costs are offered different tariffs. Under uniform...

This study explores the determinants of customer loyalty in the Korean mobile telecommunications market with the emphasis on customer satisfaction and switching costs as major predictors of customer loyalty. South Korea has now become one of the world’s most leading mobile service markets with...

This paper estimates demand for quadruple play mobile tariffs using a database of subscribers to a single mobile operator from a single town in a European country which has full coverage with both ADSL and FTTH broadband technologies. Based on the demand estimation we find that consumer...

The emergence of smart TV device encourages the reconsideration of the customer’s subscription on the pay TV so that the phenomenon of cord-cutting evokes the other dimension of MVPD (Multi-Channel Video Programming Distribution) industry itself. Two major paths to adopt the new platform in...

This paper provides an empirical analysis how tariff diversity affects broadband uptake, utilizing a new data set with 1497 fixed-line and 2158 mobile broadband tariffs from 91 countries across the globe. An instrumental variable approach is applied to estimate the demand for fixed broadband...