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Collusion and the political differentiation of newspapers

Antonielli, Marco; Filistrucchi, Lapo - NET Institute - 2011

prices and advertising tariffs. We build on the work of Gabszewicz, Laussel and Sonnac (2001, 2002), whose model we take as …), cover prices are positive and the minimal differentiation outcome does not depend on the size of the advertising market. We … to cooperate in setting cover prices and advertising tariffs but not the editorial line …

Persistent link: https://www.econbiz.de/10010905448

Substitution and Complementarity between Fixed-line and Mobile Access

Grzybowski, Lukasz; Verboven, Frank - NET Institute - 2013

We use rich survey data on 133,825 households from 27 EU countries during 2005-2011 to analyze substitution between fixed-line and mobile telecommunications services. We estimate a discrete choice model where households may choose between having mobile or fixed-line voice access only, or using...

Persistent link: https://www.econbiz.de/10010934318

Competition in Mobile Telephony in France and Germany

Grzybowski, Lukasz; Karamti, Chiraz - NET Institute - 2007

This paper provides an insight into the antitrust investigation initiated by the French competition authority, which found that mobile operators exchanged strategic information and agreed to fix market shares in years the 2000-2002. The empirical analysis is based on the comparison of mobile...

Persistent link: https://www.econbiz.de/10005622752

Simulation of Merger in Mobile Telephony in Portugal

Grzybowski, Lukasz; Pereira, Pedro - NET Institute - 2006

This article assesses the unilateral e ects of a merger in the Portuguese mobile telephony market. We use aggregate quarterly data from 1999 to 2005 and a nested logit model to estimate the price elasticities of demand and the marginal costs of subscription to mobile services. We nd that mobile...

Persistent link: https://www.econbiz.de/10005622755

Merger Simulation in Mobile Telephony in Portugal

Grzybowski, Lukasz; Pereira, Pedro - NET Institute - 2007

This article assesses the unilateral effects on prices of a merger in the Portuguese mobile telephony market. We use aggregate quarterly data from 1999 to 2005 and a nested logit model to estimate the price elasticities of demand and the marginal costs of subscription of mobile telephony. Given...

Persistent link: https://www.econbiz.de/10005622758