Please use this identifier to cite or link to this item: https://hdl.handle.net/10316.2/24995
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dc.contributor.authorCarreira, Carlos M. G.-
dc.date.accessioned2013-07-12T09:39:55Z
dc.date.accessioned2020-10-04T10:24:40Z-
dc.date.available2013-07-12T09:39:55Z
dc.date.available2020-10-04T10:24:40Z-
dc.date.issued2000-
dc.identifier.issn2183-203X-
dc.identifier.urihttps://hdl.handle.net/10316.2/24995-
dc.description.abstractEste trabalho investiga o grau de economias de escala, os custos marginais e os custos médios, nas empresas de telecomunicações móveis digitais, com base na função de custo translog. Os resultados permitem-nos concluir que os operadores estão localizados na zona de economias de escala crescentes e custos marginais decrescentes, tornando-se estes praticamente constantes a partir dos 3,5 milhões de assinantes. Assim, para uma maior eficiência produtiva, este mercado deveria permanecer duopolista.por
dc.description.abstractDans cet article, on effectue des recherches sur le degré d'économies d'échelle, les coûts marginaux ainsi que les coûts moyens dans les entreprises de télécommunications mobiles digitales, sur la base de la fonction de coût translog. Les résultats permettent de conclure que les opérateurs se trouvent dans la zone d'économies d'échelle croissantes et de coûts marginaux décroissants, ces derniers devenant pratiquement constants à partir de 3 500 000 abonnés. Aussi et ce, afin d'obtenir une plus grande efficience productive, ce marché devrait-il rester duopolistique.fra
dc.description.abstractThis paper investigates the degree of scale economies, average costs and marginal costs in the cellular telephone firms in Portugal. We estimated the translog cost function. The results reveal that cellular telephone firms are operating in the zone of increasing returns to scale and decreasing marginal costs. The marginal costs are practically constant above 3.5 million subscribers. In terms of the cost of an individual subscriber, it seems that the market should remain duopolistic.eng
dc.language.isopor-
dc.publisherEconomias de escala nas telecomunicações celulares portuguesas-
dc.titleEconomias de escala nas telecomunicações celulares portuguesaspor
dc.typearticle-
uc.publication.collectionNotas Económicas nº 14-
uc.publication.firstPage67-
uc.publication.issue14-
uc.publication.lastPage83-
uc.publication.locationCoimbra-
uc.publication.journalTitleNotas Económicas-
uc.publication.sectionArtigos-
uc.publication.orderno13-
uc.publication.areaCiências Sociais-
uc.publication.manifesthttps://dl.uc.pt/json/iiif/10316.2/24995/266106/manifest?manifest=/json/iiif/10316.2/24995/266106/manifest-
uc.publication.thumbnailhttps://dl.uc.pt/retrieve/12110500-
item.grantfulltextopen-
item.fulltextWith Fulltext-
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