Abstract This paper analyzes competition in a two-period differentiated-products duopoly in the presence of both switching costs and network effects. We show that they have opposite implications on the demand side, specially in the first period. Switching costs reduce demand elasticities and...

Abstract In this paper, we analyze how fixed-mobile (quadruple-play) bundling impacts the decision of consumers to churn telecommunications services. We use a database from an European operator of fixed and mobile telecommunications services which includes information about 9.6 million fixed...

This paper provides an insight into the antitrust investigationinitiated by the French competition authority, which found that mobileoperators exchanged strategic information and agreed to fix marketshares in years the 2000-2002. The empirical analysis is based on thecomparison of mobile markets...

We empirically assess the impact of the EU roaming regulation on mobile operators' average revenues per user (ARPU) and retail prices. Using a differences-in-difference approach, hedonic price regressions and detailed operator and plan-level data we find that the regulation decreased mobile...

In this paper, we evaluate the efficiency of the French State aid plan for broadband deployment, the Plan France Très Haut Débit. According to State aid rules, public subsidies should not be substitute for private investment and should target areas with market failures. We estimate a...

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...

This paper answers two empirical questions. First, we analyze how fixed-mobile (quadruple-play) bundling impacts retention of consumers in fixed broadband market. Second, we assess how bundling by the incumbent operator impacts the market share and number of entrants who provide broadband...