Prof. Dr. Jan Krämer

  • Universität Passau
    Lehrstuhl für Wirtschaftsinformatik mit Schwerpunkt Internet Business
    Dr.-Hans-Kapfinger-Str. 12 94032 Passau
    http://wiwi.uni-passau.de/internet-business

Publikationen

 

Monographien/Herausgeberschaften
1
 
Krämer, J. 2013
Tariffication, Prioritization and Regulation: Eight Essays on Telecommunications Markets. Habilitation thesis. Karlsruhe Institute of Technology.
 
 
2
 
Spiecker gen. Döhmann, I.; Krämer, J. (eds.). 2011
Network Neutrality and Open Access. Baden Baden: Nomos Publishing. ISBN 978-3-8329-6618-8, 214 p.
http://www.amazon.de/dp/3832966188
 
 
3
 
Dreier, T.; Krämer, J.; Studer, R.; Weinhardt, C. (eds.). 2010
Information Management and Market Engineering: Vol. II. Studies on eOrganisation and Market Engineering. No. 11. Karlsruhe: KIT Scientific Publishing. 260 p., ISBN: 978-3-86644-589-5.
http://www.amazon.de/dp/386644589X
 
 
4
 
Krämer, J.; Seifert, S. (eds.). 2009
Communications Regulation in the Age of Digital Convergence: Legal and Economic Perspectives. Karlsruhe: Universitätsverlag Karlsruhe. 110 p., ISBN 978-3-86644-387-7.
http://www.amazon.de/dp/3866443870
 
 
5
 
Krämer, J. 2009
Bundling Telecommunications Services: Competitive Strategies for Converging Markets. Karlsruhe: Universitätsverlag Karlsruhe. 174 p., ISBN 978-3-86644-377-8.
http://www.amazon.de/dp/3866443773
 
 
6
 
Krämer, J. 2009
The Conference Scheduling Problem. Saarbrücken: VDM Verlag. 160 p., ISBN 978-3-639-15876-2.
http://www.amazon.de/dp/3639158768
 

Begutachtete Beiträge in Fachzeitschriften
1
 
Krämer, J.; Schnurr, D. 2014, forthcoming
A Unified Framework for Open Access Regulation of Telecommunications Infrastructure: Review of the Economic Literature and Policy Guidelines. Telecommunications Policy.
doi:10.1016/j.telpol.2014.06.006
 
 
2
 
Köhler, P.; Krämer, J.; Krüger, L. 2014
Optimal Choice and Consumption of Cost Cap Tariffs: Theory and Empirical Evidence. Business Research 7(1). 161–190.
doi:10.1007/s40685-014-0007-7
 
 
3
 
Krämer, J.; Wiewiorra, L.; Weinhardt, C. 2013
Net neutrality: A progress report. Telecommunications Policy 37(9). 794–813.
doi:10.1016/j.telpol.2012.08.005
 
 
4
 
Horstmann, N.; Krämer, J. 2013
Price discrimination or uniform pricing: Which colludes more?. Economics Letters 120(3). 397–383.
doi:10.1016/j.econlet.2013.05.011
 
 
5
 
Elsner, H.; Krämer, J. 2013
Managing Corporate Portal Usage with Recommender Systems. Business & Information Systems Engineering (BISE) 5(4). 213–225.
doi:10.1007/s12599-013-0275-3
 
 
6
 
Elsner, H.; Krämer, J. 2013
Nutzungsmanagement von Unternehmensportalen mithilfe von Empfehlungssystemen. Wirtschaftsinformatik 55(4). 205–219.
doi:10.1007/s11576-013-0370-6
 
 
7
 
Adam, M. T. P.; Krämer, J.; Weinhardt, C. 2012–13
Excitement up! Price Down! Measuring Emotions in Dutch Auctions. International Journal of Electronic Commerce 17(2). 7–39.
doi:10.2753/JEC1086-4415170201
 
 
8
 
Krämer, J.; Wiewiorra, L. 2012
Network Neutrality and Congestion Sensitive Content Providers: Implications for Content Variety, Broadband Investment and Regulation. Information Systems Research 23(4). 1303–1321.
doi:10.1287/isre.1120.0420
 
 
9
 
Krämer, J.; Wiewiorra, L. 2012
Beyond the flat rate bias: The flexibility effect in tariff choice. Telecommunications Policy 36(1). 29–39.
doi:10.1016/j.telpol.2011.11.015
 
 
10
 
Adam, M. T. P.; Krämer, J.; Jähnig, C.; Seifert, S.; Weinhardt, C. 2011
Understanding Auction Fever: A Framework for Emotional Bidding. Electronic Markets 21(3). 197–207.
doi:10.1007/s12525-011-0068-9
 
 
11
 
Krämer, J. 2009
Bundling Vertically Differentiated Communications Services to Leverage Market Power. info: The journal for policy, regulation and strategy for telecommunications, Information and Media 11(3). 64–74.
doi:10.1108/14636690910954980
 

Begutachtete Beiträge in Konferenz- und Sammelbänden
1
 
Krämer, J.; Wiewiorra, L. 2014
Data Caps and Two-Sided Pricing: Evaluating Managed Service Business Models. Proceedings of the 22nd European Conference on Information Systems. (Tel Aviv, Israel).
http://aisel.aisnet.org/ecis2014/proceedings/track10/10/
 
 
2
 
Dalen, A.; Krämer, J.; Weinhardt, C. 2013
Determining the optimal level of information granularity for efficient energy consumption decisions: Experimental evidence. Proceedings of the 21st European Conference on Information Systems. (Utrecht, Netherlands).
http://aisel.aisnet.org/ecis2013_rip/28
 
 
3
 
Astor, P. J.; Adam, M. T. P.; Krämer, J. 2012
Influence of emotional pictures on bidding behavior. in: Smidts, A.; Sanfey, A.; Reimann, M.; Schilke, O. (eds.), 2012 NeuroPsychoEconomics Conference Proceedings. (Rotterdam, Netherlands). 18.
Available at: click here
 
 
4
 
Ilg, J.; Flath, C.; Krämer, J. 2012
A Note on the Economics of Metered Grid Pricing. Proceedings of the 9th International Conference on the European Energy Market (EEM). (Florence, Italy, 10-12 May 2012). IEEE. ISBN 978-1-4673-0832-8. 1–6.
 
 
5
 
Adam, M. T. P.; Gamer, M.; Krämer, J.; Weinhardt, C. 2011
Measuring Emotions in Electronic Markets. Proceedings of the International Conference on Information Systems (ICIS). (Shanghai, China). Association for Information Systems. ISBN 978-0-615-55907-0. 1–19.
http://aisel.aisnet.org/icis2011/proceedings/breakthroughideas/1
 
 
6
 
Seifert, S.; Krämer, J.; Mazarakis, A. 2010
Anreize zur Nutzung von Wikis in der Hochschullehre - Ergebnisse eines Pilotprojekts. in: Ziegler, J.; Schmidt, A. (eds.), Mensch & Computer 2010. (Duisburg, Germany). Oldenbourg Wissenschaftsverlag, München. ISBN 978-3-486-70408-2. 179–188.
 
 
7
 
Mazarakis, A.; Krämer, J. 2010
Feedbackmechanismen zur Steigerung der Beteiligung im Web 2.0 – Ergebnisse einer Feldstudie zu Vorlesungswikis. in: Schroeder, U. (ed.), Interaktive Kulturen - Workshop-Band. (Duisburg, Germany, 12-15 September 2010) Proceedings der Workshops der DeLFI 2010 - Die 8. E-Learning Fachtagung Informatik der Gesellschaft für Informatik e. V.. Logos Verlag Berlin. ISBN 978-3-8325-2578-1. 187–192.
 
 
8
 
Krämer, J.; Wiewiorra, L. 2010
The Taxi Meter Effect: An Experimental Approach. in: de Vreede, G.-J. (ed.), Group Decision and Negotiation 2010. (Delft, the Netherlands). University of Nebraska. ISBN: 978-9-056382-36-0. 228–231.
 
 
9
 
Krämer, J.; Wiewiorra, L. 2010
Consumer Perception of Mobile Telephony Tariffs with Cost Caps. Proceedings of 9th Conference on Telecommunications, Internet and Media Techno Economics (CTTE). (Ghent, Belgium). IEEE. ISBN 978-1-4244-7988-7. 1–8.
doi:10.1109/ctte.2010.5557703
 
 
10
 
Elsner, H.; Krämer, J. 2010
Einsatz von Recommender Systemen zum Management von Unternehmensportalen. in: Schumann, M.; Kolbe, L.; Breitner, M.; Friedrichs, A. (eds.), Multikonferenz Wirtschafsinformatik 2010. (Göttingen, Germany, 23 - 25 February 2010). Universitätsverlag Göttingen. ISBN 978-3-941875-31-9. 1819–1830.
http://webdoc.sub.gwdg.de/univerlag/2010/mkwi
 
 
11
 
Blau, B.; Krämer, J.; Conte, T.; van Dinther, C. 2009
Service Value Networks. in: Hofreiter, B.; Werthner, H. (eds.), Proceedings of the 11th IEEE Conference on Commerce and Enterprise Computing. (Vienna, Austria, 20-23 July 2009). IEEE. ISBN 978-0-7695-3755-9. 194–201.
doi:10.1109/CEC.2009.64
 
 
12
 
Krämer, J. 2007
Digital Convergence, Pricing Strategies and Firms' Profits in the Telecommunication and Entertainment Media Industry. Proceedings of the 6th Conference on Telecommunication Techno-Economics. (Helsinki, Finland, 14-15 June 2007). IEEE. ISBN 978-1-4244-1233-4. 1–8.
doi:10.1109/CTTE.2007.4389896
 

Sonstige Konferenzbeiträge (Auswahl)
1
 
Horstmann, N.; Krämer, J.; Schnurr, D. 2014
A Behavioural Approach Towards NGAN Regulation – Experimental Evaluation of Regulatory Institutions. 25th European Regional Conference of the International Telecommunications Society (ITS). (Brussels, Belgium).
 
 
2
 
Krämer, J.; Wiewiorra, L. 2012
Net Neutrality and Fairness: An Empirical Investigation of Consumers' Appreciation of Quality of Service in Internet Access. Workshop on Information Systems and Economics (WISE). (Orlando, FL).
 
 
3
 
Astor, P.; Adam, M. T. P.; Krämer, J. 2011
Einfluss emotionaler Bilder auf das Bietverhalten. Tagung der Gesellschaft für experimentelle Wirtschaftsforschung. (Nürnberg, Germany).
 
 
4
 
Adam, M. T. P.; Krämer, J.; Weinhardt, C. 2011
Excitement and Time Pressure in Dutch Auctions. International Economic Association 16th World Congress. (Tsinghua University, Beijing, China).
 
 
5
 
Astor, P. J.; Adam, M. T. P.; Krämer, J. 2011
Emotion Induction in Auctions. Annual International Meeting of the Economic Science Association. (Chicago, USA).
 
 
6
 
Adam, M. T. P.; Caspary, C.; Krämer, J. 2010
Emotionen und Zeitdruck in der Japanischen Auktion. Tagung der Gesellschaft für experimentelle Wirtschaftsforschung. (Luxembourg, Luxembourg).
 
 
7
 
Köhler, P.; Krämer, J.; Anandasivam, A. 2010
Cloud Computing: New Business Opportunities for Telecommunications Companies?. 2010 European Regional ITS Conference. (Copenhagen, Denmark). International Telecommunications Society.
http://www.econstor.eu/dspace/handle/10419/44316
 
 
8
 
Adam, M. T. P.; Krämer, J.; Weinhardt, C. 2010
Towards Understanding Auction Fever. World Meeting of the Economic Science Association (ESA). (Copenhagen, Denmark).
 
 
9
 
Elsner, H.; Krämer, J. 2010
Management komplexer Unternehmensportale – Herausforderungen und Lösungsansätze. 72. Wissenschaftliche Jahrestagung des Verbandes der Hochschullehrer für Betriebswirtschaft. (Bremen, Germany).
 
 
10
 
Krämer, J.; Wiewiorra, L. 2010
Innovation through Discrimination!? - A Formal Analysis of the Net Neutrality Debate. The 8th Annual International Industrial Organization Conference (IIOC). (Vancouver, Canada).
 
 
11
 
Elsner, H.; Krämer, J. 2010
Phasen und Herausforderungen bei der Entwicklung eines Unternehmensportals. 1. Konferenz zu Mitarbeiterportalen in der Unternehmenspraxis (MiPo'10). (Aalen, Germany).
 
 
12
 
Adam, M. T. P.; Krämer, J.; Weinhardt, C. 2009
A Theory of Bid Protraction: Evidence from a Physioeconomic Experiment. Tagung der Gesellschaft für experimentelle Wirtschaftsforschung. (Essen, Germany).
 
 
13
 
Krämer, J.; Wiewiorra, L. 2009
Innovation through Discrimination!? - A Formal Analysis of the Net Neutrality Debate. 9th Conference on Applied Infrastructure Research (INFRADAY). (Berlin, Germany).
 
 
14
 
Adam, M. T. P.; Krämer, J.; Weinhardt, C. 2008
The Impact of Clock Speeds on Bidders' Arousal in Dutch Auctions. 3rd Nordic Conference on Behavioral and Experimental Economics. (Copenhagen, Denmark).
 
 
15
 
Krämer, J. 2007
Bundling as a Leverage Device in Quality Differentiated Duopolies with Home Markets. 34th Conference of the European Association for Research in Industrial Economics (EARIE). (Valencia, Spain).
 

Sonstige Veröffentlichungen
1
 
Krämer, J. 2013, forthcoming
Regulating the Web: Network Neutrality and the Fate of the Open Internet. Telecommunications Policy. Book Review.
doi:10.1016/j.telpol.2013.11.002
 
 
2
 
Krämer, J. 2013
Sind Fair-Use-Flatrates wirklich fair? Deutsche Telekom. Wirtschaftsdienst 93(5). 282. Kommentar.
doi:10.1007/s10273-013-1524-2
http://www.econstor.eu/bitstream/10419/74592/1/746592981.pdf
 
 
3
 
Krämer, J.; Wiewiorra, L.; Weinhardt, C. 2012
Net Neutrality in the United States and Europe. CPI Antitrust Chronicle 3(2). Article 3.
Available at: click here
 
 
4
 
Adam, M. T. P.; Krämer, J.; Weinhardt, C.; Ehrhart, K.-M. 2010
Investigating Auction Fever. in: Dreier, T.; Krämer, J.; Studer, R.; Weinhardt, C. (eds.), Information Management and Market Engineering: Vol. II Studies on eOrganisation and Market Engineering. Karlsruhe: KIT Scientific Publishing. 141–157. ISBN: 978-3-86644-589-5.
 
 
5
 
Wiewiorra, L.; Krämer, J.; Weinhardt, C.; Ehrhart, K.-M. 2010
Consumer Perception of Time Based Pricing. in: Dreier, T.; Krämer, J.; Studer, R.; Weinhardt, C. (eds.), Information Management and Market Engineering: Vol. II. Studies on eOrganisation and Market Engineering. Karlsruhe: KIT Scientific Publishing. 179—190. ISBN: 978-3-86644-589-5.
 
 
6
 
Krämer, J.; Berninghaus, S.; Weinhardt, C. 2006
Competing on Many Fronts: Entry Networks in an Economy of Multi-Product Firms. in: Dreier, T.; Studer, R.; Weinhardt, C. (eds.), Information Management and Market Engineering. Universitätsverlag Karlsruhe. 139–151.
Available at: click here
 

Arbeitspapiere
1
 
Horstmann, N.; Krämer, J. 2014
Tacit collusion under multimarket contact with identical firms and markets. Mimeo. Presented under the title "Price Signaling and Tacit Collusion under Multimarket Contact" at the 41st Annual Conference of the European Association for Research in Industrial Economics (EARIE) in Milan, Italy, 2014.
http://ssrn.com/abstract=2469452
 
 
2
 
Krämer, J.; Wiewiorra, L. 2013
Net neutraliy and fairness: An empirical investigation of consumers' appreciation of quality of service in Internet access. Presented at: European Conference of the International Telecommunications Society (ITS), Vienna, 2012; Telecommunications Policy Research Conference (TPRC), Arlington, VA, 2012; Workshop on Information Systems and Economics, Orlando, FL, 2012.
http://ssrn.com/abstract=2031034
 
 
3
 
Krämer, J.; Vogelsang, I. 2012
Co-Investments and Tacit Collusion in Regulated Network Industries: Experimental Evidence. Working Paper. Presented at the European Conference of the International Telecommunications Society (ITS), Vienna, 2012; Conference of the European Association of Research in Industrial Economics (EARIE), Rome, 2012.
http://ssrn.com/abstract=2119927
 
 
4
 
Krämer, A.; Krämer, J. 2010
Flexibility of Delivery Frequency in Logistics Competition. Working Paper, Karlsruhe Institute of Technology.
http://ssrn.com/abstract=1583015
 
 
5
 
Krämer, J.; Conte, T.; Blau, B.; van Dinther, C.; Weinhardt, C. 2010
Service Value Networks: Unleashing the Combinatorial Power of Service Mashups. Working Paper, Karlsruhe Institute of Technology.
http://ssrn.com/abstract=1582902
 
Betreute Abschlussarbeiten
 
 
Informationswirtschaft - Gegenstand und Methode
in Kooperation mit: Zentrum für Angewandte Rechtswissenschaften
[Diplomarbeit]
Status: abgeschlossen
 
Interaktive Gestaltung von Lehrveranstaltungen (IGeL)
Einsatz von Wikis in der Lehre
[Seminar]
Status: abgeschlossen
 
Produktdifferenzierung in der Telekommunikationsbranche
[Studienarbeit]
Status: abgeschlossen
 
Ein Überblick über verschiedene Formen der Bildung strategischer Netzwerke in der Industrieökonomik
[Studienarbeit]
Status: abgeschlossen
 
Game Theory and International Trade
[Seminar]
Status: abgeschlossen
 
Cable Local Loop Unbundling
Entbündelter Zugang zu Kabelnetzen aus regulatorischer und technologischer Sicht
[Diplomarbeit]
Status: abgeschlossen
 
Fiber-to-the-home: Experimentelle Untersuchung zum Ausbau von Breitband-Internet
[Bachelorarbeit]
Status: abgeschlossen
 
Long Term Evolution (LTE): Endlich Breitband-Internet für alle? - Eine experimentelle Untersuchung
[Bachelorarbeit]
Status: abgeschlossen
 
A Model of Consumer Utility under Cost Cap Tariffs
[Diplomarbeit]
Status: abgeschlossen
 
Measuring the Tariff Bias: An Empirical Investigation on Existence, Causes and Magnitude
[Masterarbeit]
Status: abgeschlossen
 
Flatrate - Ein aussterbendes Geschäftsmodell?
Eine Analyse von Datendrosselung und Volumentarifen.
in Kooperation mit: Deutsche Telekom AG
[Diplomarbeit, Masterarbeit]
Status: vergeben