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Competition in the Turkish mobile telecommunications market : price elasticities and network substitution

Haucap, Justus; Heimeshoff, Ulrich; Karacuka, Mehmet - 2010

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...

Persistent link: https://www.econbiz.de/10008736200

Competition and antitrust in internet markets

Haucap, Justus; Stühmeier, Torben - 2015

competition issues at the infrastructure level, namely margin or price squeezing of incumbent operators vis-à-vis new ISPs and …

Persistent link: https://www.econbiz.de/10011373093

Competition in Germany's minute reserve power market : an econometric analysis

Haucap, Justus; Heimeshoff, Ulrich; Jovanovic, Dragan - 2012

MRP prices leading to substantial cost savings for the transmission system operators. -- Competition ; Frequency Control …

Persistent link: https://www.econbiz.de/10009667279

Inter-format competition among retailers : the role of private label products in market delineation

Haucap, Justus; Heimeshoff, Ulrich; Klein, Gordon J.; … - 2013

This paper analyses the extent of inter-format retail competition between supermarkets, discounters and drugstores in … finding contrasts with recent speculations by competition authorities that private label products may belong to a different …

Persistent link: https://www.econbiz.de/10010227408

Google, Facebook, Amazon, eBay : is the internet driving competition or market monopolization?

Haucap, Justus; Heimeshoff, Ulrich - 2013

This paper discusses the general characteristics of online markets from a competition theory perspective and the … implications for competition policy. Three important Internet markets are analyzed in more detail: search engines, online auction … platforms, and social networks. Given the high level of market concentration and the development of competition over time, we …

Persistent link: https://www.econbiz.de/10009684662

Economic principles of state aid control

Haucap, Justus; Schwalbe, Ulrich - 2011

competition policy before we comment extensively on the more economic approach to state aid control, as implemented by the …

Persistent link: https://www.econbiz.de/10009008685

Benefits of an integrated European electricity market

Böckers, Veit; Haucap, Justus; Heimeshoff, Ulrich - 2013

This paper analyses the benefits of further market integration of European wholesale electricity markets. Major gains from trade are sill left unrealized due to (1) uncomplete market coupling of national wholesale markets, (2) isolated national regulation of capacity and reserve mechanisms (CRM)...

Persistent link: https://www.econbiz.de/10010187157

Merger effects on innovation : a rationale for stricter merger control?

Haucap, Justus - 2017

The question how mergers affect innovation has gained prominence in a number of recent merger cases. Accounting for the likely effects of mergers on innovation is difficult for a number of reasons though. First of all, the relationship between market concentration and innovation is far from...

Persistent link: https://www.econbiz.de/10011722144

The impact of consumer protection in the digital age : evidence from the European Union

Rösner, Anja; Haucap, Justus; Heimeshoff, Ulrich - 2020

We investigate the effect of an EU-wide consumer protection regulation on consumer trust as well as consumer behavior. The Unfair Commercial Practice Directive (UCPD) was implemented by EU member states between 2007 and 2010. We utilize data from the Special and Flash Eurobarometer for the years...

Persistent link: https://www.econbiz.de/10012152701