Die vorliegende Arbeit will einen ökonomischen Beitrag zur Diskussion über die Zugangsgewährung zu monopolistischen Engpaßeinrichtungen und die damit verbundene Öffnung von angrenzenden Märkten für Wettbewerb leisten, die bislang vornehmlich juristisch geprägt ist. Ziel der Arbeit ist...

The implementation of traffic differentiation measures by internet service providers (ISPs) has raised concerns regarding net neutrality, potentially leading to discriminatory practices that challenge existing regulatory frameworks. The complexity of this issue intensifies with the advent of 5G...

Die Telekommunikationsbranche in Deutschland hat sich seit ihrer Liberalisierung als einer der dynamischsten Märkte in vielerlei Hinsicht gezeigt. Ein Bereich jedoch, in dem die Liberalisierung keine Dynamik entfaltet hat, ist der Teilnehmeranschlußbereich, die sogenannte Letzte Meile. Dort...

For his research on the topic of this book Ulrich Berger was awarded the Research Prize of the Vodafone Foundation and the WU Best Paper Award. This book studies the economics of telecommunications networks characterized by two-way interconnection. Special emphasis is put on the role of access...

Gender gaps in labor market outcomes persist in South Asia. An open question is whether supply- or demand-side constraints play a larger role. This paper investigates this using matched data from three sources in Lahore, Pakistan: representative samples of jobseekers and employers,...

This paper revisits the institutional determinants of foreign direct investment (FDI) using a comprehensive new data set on the regulations that govern FDI in more than 80 countries. It exploits the presence of confirmed zero investment flows between countries to estimate productivity cut-offs...

The literature on the relationship between economic diversification and development has grown rapidly in recent years, partly due to the surprising finding that diversification rises with gross domestic product per capita up to a certain point. Export diversification along the extensive margin...