Der vorliegende Beitrag trägt einige empirische Belege zum Verhältnis von wirtschaftspolitischer Beratung und ökonomischer (Spitzen-)Forschung in Deutschland zusammen, um die fortwährende Debatte über dieses Verhältnis mit einer - wenn auch nur etwas - breiteren Datenbasis zu versehen....

This paper estimates demand elasticities for the Turkish mobile telecommunication market. In contrast to most other studies, firm level data is used to estimate dynamic panel data models including instrumental variable techniques. Both short- and long-run elasticities are calculated, yielding a...

Turkish consumer survey data is used to analyze the main factors that affect consumers' choice of different mobile telecommunications networks. The analysis shows that consumers' choice is significantly affected by the choices of other consumers with whom the consumer is more likely to interact....