Professoren
Prof. Dr. Ralf Wagner

Prof. Dr. Ralf Wagner

Books

B 3
Decker, R., F. Kroll, R. Wagner (forthcoming): Marketing: A decision-oriented introduction, Berlin, Springer.

B 2
Decker, R., R. Wagner (2002): Marketing Research: Methods and Models for Determining Buyer Behavior, Munich, Modern Industry.

B 1
Wagner, R. (2001): Multiple competitive reactions in product management, Wiesbaden, DUV & Gabler.


Journals

J 11
Ontrup, J., Ritter, H., Scholz, SW, Wagner, R. (forthcoming): Detecting, Assessing and Monitoring Relevant Topics in Virtual Information Environments, IEEE Transactions on Knowledge and Data Engineering.

J 10
Wagner, R. (2007): Direct Marketing in Russia: The Key to Russian Growth Markets? Direct Marketing Practice, No. 5/2007, 16 - 17.

J 9
Wagner, R., SW Scholz (2007): CI in action: Technologies for information search, evaluation and processing, Information - Wissenschaft & Praxis, Vol. 58, No. 6-7 , 347-354.

J 8
Wagner, R., K.-S. Beinke (2006): Identifying Patterns of Customer Response to Price Endings, Journal of Product and Brand Management. Vol. 15., No. 5, 341 - 351.

J 7
Decker, R., R. Wagner, S. Scholz (2005): An Internet-Based Approach to Environmental Scanning in Marketing Planning, Marketing Intelligence and Planning, Vol. 23, No. 2, 189 - 199.

J 6
Wagner, R. (2005): Contemporary Marketing Practices in Russia, European Journal of Marketing, Vol. 39, No. 1/2, 199 - 215.

J 5
Feldmann, M., R. Wagner (2003): Structuring with multitrees: a technical concept for improved navigation in hypermedia, business informatics, vol. 45, issue 6, 589 - 598.

J 4
Wagner , R., R. Decker (2000): Remarks on the Behavioristic Analysis of Competitive Reactions, OR Spectrum, 2000, Vol. 22, No. 1, 97 - 116.

J 3
Decker, R., R. Wagner, N. Knauff (1998): Data Warehouse - An Instrument for Market Research and Management, Market Research & Management, Vol. 42, No. 5, 172 - 176.

J 2
Wagner, R., T. Temme, R. Decker (1998): The treatment of missing values ​​in applied market research, Yearbook of Sales and Consumption Research, Vol. 44, No. 4, 395 - 417.

J 1
Wagner R., R. Decker (1997): Market research as an aid to overcoming the spa crisis, therapeutic bath and health resort, Vol. 49, Issue 5, 123 - 127.


Proceedings

P 24
Scholz, SW, R. Wagner (forthcoming): Classification in Marketing Science, in: Imaizumi, T., Okada, A., Bock, H.-H., Gaul, W. (Eds.): Advances in Data Analysis and Related New Techniques & Applications, Berlin, Springer.

P 23
Wagner, R., M. Klaus (forthcoming): Exploring the Interaction Structure of Weblogs, in: Advances in Data Analysis, Data Handling and Business Intelligence, Berlin, Springer.

P 22
Wagner, R., J. Ontrup, SW Scholz (forthcoming): Event Detection in Environmental Scanning: News from a Hospitality Industry Newsletter, in: Imaizumi, T., Okada, A., Bock, H.-H., Gaul, W. (Eds.): Advances in Data Analysis and Related New Techniques & Applications, Berlin, Springer.

P 21
Wagner, R., J. Schwerdtfeger (forthcoming): Enhancing Target Group Selection Using Belief Functions, in: Fleischmann, B. (Ed.): Proceedings of OR 2008, Berlin, Springer.

P 20
Falkenreck, C., M. Paulssen, R. Wagner (2008): Antecedents of Company Reputation Transfer in B2B Markets: Empirical Evidence from Five Different Cultures, in: Perks, KJ, P. Shukla (Eds.): Marketing Landscapes : A Pause for Thought Proceedings of the 37th EMAC Conference, Brighton.

P 19
Falkenreck, C., R. Wagner (2008): Impact of Direct Marketing Activities on Company Reputation Transfer Success: Empirical Evidence from Five Different Cultures, Proceedings of the 12th International Conference on Corporate Reputation, Brand Identity, and Competitiveness.

P 18
Wagner R. (2008): Classifying Contemporary Marketing Practices, in: Preisach, C., Burkhardt, H., Schmidt-Thieme, L., Decker, R. (Eds.): Data Analysis, Machine Learning, and Applications , Berlin, Springer, 489 - 496.

P 17
Wagner, R. (2008): Consistency of Relationship Marketing Practices in Transition Economies, Perks, KJ, P. Shukla (Eds.): Marketing Landscapes: A Pause for Thought, Proceedings of the 37th EMAC Conference, Brighton.

P 16
Wagner, R. (2008): Competitive Analysis: Craft, Art or Science? in: Ockenfeld, M. (Ed.): Availability of information, proceedings of the 30th online conference of the DGI / 60th annual conference of the DGI, Frankfurt, DGI, 201 - 210.

P 15
Wagner, R., C. Falkenreck ( 2008): Modeling Culture's Impact on Reputation Transfer in Direct Marketing, Proceedings of the 2008 AMS Cultural Perspectives in Marketing Conference, Academy of Marketing Science, New Orleans, 115 - 120.

P 14
Wagner, R., SW Scholz, A. Hotho ( 2007): The Dark Side of Competitive Intelligence: Technocrats at Work, in: Michaeli, R. (Ed.): Proceedings of the 2007 European Competitive Intelligence Summit, Alexandria (Virginia), Society of Competitive Intelligence Professionals.

P 13
Decker, R., SW Scholz, R. Wagner (2006): Growing Clustering Algorithms in Market Segmentation: Defining Target Groups and Related Marketing Communication, in: Zani, S., Cerioli, A., Riani, M., Vichi, M . (Eds.): Data Analysis Classification and Forward Search, Berlin, Springer, 23 - 30.

P 12
Scholz, SW, M. Meißner, R. Wagner (2006): Robust Preference Measurement: A Simulation Study of Erroneous and Ambiguous Judgment's Impact on AHP and Conjoint Analysis, in: Haasis, H.-O., Kopfer, H., Schönberger, J. (Eds.): Proceedings of OR 2005, Berlin, Springer, 613 - 618.

P 11
Wagner, R. (2006): Patterns of Associations in Finite Sets of Items, in: Batagelj, V., Bock, H.-H., Ferligoj, A., Ziberna, A. (Eds.): Data Science and Classification, Berlin, Springer , 279-286.

P 10
Decker, R., S. Scholz, R. Wagner (2005): Mining Consumption and Nutrition Patterns for Marketing Communication, in: Zani, S., A. Cerioli (Eds.): Classification and Data Analysis 2005, Parma, 91 - 94.

P 9
Scholz, S., R. Wagner (2005): The Quality of Prior Information Structure in Business Planning - An Experiment in Environmental Scanning, in: Fleuren, H., D. den Hertog, P. Kort ( Eds.): Operations Research Proceedings 2004, Berlin, Springer, 238 - 245.

P 8
Wagner, R. (2005): Mining Promising Qualification Patterns, in: Baier, D., K.-D. Wernecke (Eds.): Innovations in Classification, Data Science, and Information Systems, Berlin, Springer, 249 - 256.

P 7
Wagner, R., M. Wetzels, H. Winklhofer (2005): Measurement Equivalence in Cross Cultural Research: the Case of Formative Measurement Models, in: Troilo, G. (Ed.): Rejuvenating Marketing: Contamination, Innovation, Integration, Proceedings of the 34th EMAC Conference, Milan.

P 6
Wagner, R. (2004): Marketing in Transition Economies: Lessons Learned from Russia, in: Paterson, J., IS Fraser (Eds.): Proceedings of the International Conference on Business Capacity Development and Economic Regeneration, University of Abertay , Dundee.

P 5
Wagner, R., K.-S. Beinke (2004): Identifying Patterns of Consumer Response to Price Endings, in: Estelami, H., S. Maxwell (Eds.): Proceedings of the 2004 Fordham University Behavioral Pricing Conference, 94 - 107.

P 4
Wagner, R., J. Pels (2004): Patterns of Marketing Practices in Transition Economies, in: Proceedings of the Irish Academy of Management Annual Conference, Dublin.

P 3
Wagner, R. (2003): Are Odd Prices Meaningful Price Thresholds? An Investigation by Generalized Cross Validation, in: M. Saren, A. Wilson (Eds.): Marketing: Responsible an Relevant? Proceedings of the 32nd EMAC Conference, Glasgow.

P 2
Wagner, R. (2001): Testing the Lag of Multiple Competitive Reactions, in: Breivik, E., AW Falkenberg, K. Gronhaug (Eds.): Rethinking European Marketing Proceedings from the 30th EMAC Conference Bergen, Norway.

P 1
Wagner, R. (1999): Modeling and Measuring of Competitive Reactions to Changes of Marketing Mix at the Retail Level, in: Gaul, W., H. Locarek-Junge (Eds.): Classification in the Information Age: Studies in Classification , Data Analysis, and Knowledge Organization, Berlin, Springer, 536 - 544.


Contributions to edited volumes

C 24
Parwoll, M., R. Wagner (forthcoming): Direct Marketing for Best-Agers: In Dialogue with Challenging Customers, in: Bornemeyer , C. (Ed.): Aging Society and its Implications on Service Marketing Approaches in the Tourism and Hospitality Industry, Bad Honnef, Bock.

C 23
Wagner, R. (forthcoming): Best Buy, in: Wankel, C. (Ed.): Encyclopedia of Business in Today's World, Thousand Oaks, Sage.

C 22
Wagner, R. (forthcoming): Chicago School / Chicago Boys, in: Katz, J., J. Golson (Eds): Encyclopedia of Global Business, 2nd Edition, Thousand Oaks, Sage.

C 21
Wagner, R. (forthcoming): Industrial Espionage, in: Wankel, C. (Ed.): Encyclopedia of Business in Today's World, Thousand Oaks, Sage.

C 20
Wagner, R. (forthcoming): Market Imperfections Theory, in: Wankel, C. (Ed.): Encyclopedia of Business in Today's World, Thousand Oaks, Sage.

C 19
Wagner, R. (forthcoming): Service Level, in: Wankel, C. (Ed.): Encyclopedia of Business in Today's World, Thousand Oaks, Sage.

C 18
Wagner, R. (forthcoming): Porter's Competitive Advantages of Nations, in: Katz, J., J. Golson (Eds): Encyclopedia of Global Business, 2nd Edition, Thousand Oaks, Sage.

C 17
Meißner, M., SW Scholz, R. Wagner (2008): Marketing Research using Multimedia Technologies, in: Pagani, M. (Ed.): Encyclopedia of Multimedia Technology and Networking, 2nd Edition, Hershey, IGI Global, 880 - 886.

C 16
Scholz, SW, R. Wagner (2008): Scanning Multimedia Business Environments, in: Pagani, M. (Ed.): Encyclopedia of Multimedia Technology and Networking, 2nd Edition, Hershey, IGI Global, 1257 - 1263 ,.

C 15
Wagner, R. (2008): Customizing Multimedia with Multi-Trees, in: Pagani, M. (Ed.): Encyclopedia of Multimedia Technology and Networking, 2nd Edition, Hershey, IGI Global, 318 - 323.

C 14
Wagner, R., M. Klaus (2008): Cultural Impacts on the Spread of Mobile Commerce: An International Comparison, in: Unhelkar, B. (Ed.): Handbook of Research on Mobile Business, 2nd Edition, Hershey, IGI, 245 - 259.

C 13
Wagner, R., M. Klaus (2008): Mobile Direct Marketing, in: Unhelkar, B. (Ed.): Handbook of Research on Mobile Business, 2nd Edition, Hershey, IGI, 269 - 281 .

C 12
Wagner, R., M. Meißner (2008): Multimedia for Direct Marketing, in: Pagani, M. (Ed.): Encyclopedia of Multimedia Technology and Networking, 2nd Edition, Hershey, IGI Global, 978 - 985.

C 11
Decker, R., R. Wagner (2007): Missing values: causes, consequences and treatment, in: Hermann, A., Homburg, C., Klarmann, M. (Ed.): Handwortbuch der Marktforschung, Wiesbaden, Gabler, 53 - 79.

C 10
Decker, R., R. Wagner (2006): Marketing, in: Becker, FG (Ed.): Introduction to Business Administration, Berlin, Springer, 163 - 199.

C 9
Scholz, S., R. Wagner (2006): Autonomous Environmental Scanning in the World Wide Web, in: Walters, BA, Z. Tang (Eds.): IT-enabled Strategic Management: Increasing Returns for the Organization, Hershey, Idea Publishing, 213-242 .

C 8
Wagner, R., S. Scholz, R. Decker (2005): The Number of Clusters in Market Segmentation, in: Baier, D., R. Decker, L. Schmidt-Thieme (Eds.): Data Analysis and Decision Support , Berlin, Springer, 157 - 176.

C 7
Wagner, R. (2004): Customer Management in Growing Markets, in: Decker, R., F. Wartenberg (Ed.): Sales and Customer Management - Marketing Methods in Use, Lohmar, Eul Verlag, 231 - 253.

C 6
Decker, R., R. Wagner (2001): Association analysis, in: Diller, H. (Ed.): Vahlens Großes Marketing-Lexikon, 2nd edition, Munich, Vahlen, 67.

C 5
Decker, R., R. Wagner (2001): Data Mining, in: Diller, H. (Ed.): Vahlens Großes Marketing-Lexikon, 2nd edition, Munich, Vahlen, 255 - 258.

C 4
Decker, R., R. Wagner (2001): Competitive Intelligence, in: Diller, H. (Ed.): Vahlens large marketing lexicon, 2nd edition, Munich, Vahlen, 805 - 808.

C 3
Decker , R., R. Wagner (2001): Marketing Information Systems (MAIS), in: Diller, H. (Ed.): Vahlens large Marketing Lexikon, 2nd edition, Munich, Vahlen, 982 - 984.

C 2
Decker , R., R. Wagner (1999): Log-linear models and logit, in: Homburg, C., A. Herrmann (Hrsg.): Market research: methods, applications, practical examples, Wiesbaden, Gabler, 549 - 578.
2 . Edition: 2000.

C 1
Decker, R., R. Wagner, T. Temme (1999): Missing values ​​in market research, in: Homburg, C., A. Herrmann (Ed.): Market research: methods, applications, practical examples, Wiesbaden, Gabler, 79 - 98.
2nd edition: 2000.


Working Paper and Reports

W 18
Wagner, R. (2008): Schweizer Mittelstandsbarometer 2008 Economic prospects and political priorities of medium-sized Swiss
companies, in: Ernst & Young AG (Ed.): Information brochures.

W 17
Wagner, R., C. Falkenreck (2008): Impact of Direct Marketing Activities on Company Reputation Transfer Success: Empirical Evidence from Five Different Cultures, in: Dahlhoff, D./Mann, A./Wagner, R. (Ed .): Working paper of the DMCC - Dialog MarketingCompetence Center, No. 5.

W 16
Wagner, R., M. Klaus (2008): The Spread of Mobile Commerce: an Inter-Cultural Comparison, in: Dahlhoff, D./Mann, A./Wagner, R. (Ed.): Working paper of the DMCC - Dialog MarketingCompetence Center, No. 4.

W 15
Wagner, R., M. Klaus (2008): Challenges and Examples of Mobile Direct Marketing, in: Dahlhoff, D./Mann, A./Wagner, R. (Ed.): Working paper of the DMCC - Dialog MarketingCompetence Center, No. 2.

W 14
Wagner, R. (2007): International direct marketing: Limits and challenges, in: Dahlhoff, D./Mann, A./Wagner, R. (Ed.): Working paper of the DMCC - Dialog MarketingCompetence Center, No. 1, pp. 12-20.

W 13
Wagner, R., SW Scholz (2007): Linear and Nonlinear Biplots of Strategic Uncertainty and Scanning Behavior, Discussion Paper No. 568, Faculty of Economics, Bielefeld University.

W 12
Scholz, SW, R. Wagner (2005): Autonomous Environmental Scanning in the World Wide Web, Discussion Paper No. 537, Faculty of Economics, Bielefeld University.

W 11
Decker R., R. Wagner, SW Scholz (2004): Environmental Scanning in Marketing Planning - An Internet-Based Approach, Discussion Paper No. 516, Faculty of Economics, Bielefeld University.

W 10
Scholz, S., R. Wagner (2004): The Quality of Prior Information Structure in Business Planning - An Experiment in Environmental Scanning, Discussion Paper No. 522, Faculty of Economics, Bielefeld University.

W 9
Wagner R. (2004): Contemporary Marketing Practices in Russia, Discussion Paper No. 515, Faculty of Economics, Bielefeld University.

W 8
Wagner R. (2004): Mining Promising Qualification Patterns, Discussion Paper No. 514, Faculty of Economics, Bielefeld University.

W 7
Feldmann, M., R. Wagner (2002): Navigation in Hypermedia: New Paths for Customers and Employees, Discussion Paper No. 492, Faculty of Economics, Bielefeld University.

W 6
Wagner, R., K.-S. Beinke, M. Wendling (2002): Good Odd Prices and Better Odd Prices: An Empirical Investigation, Discussion Paper No. 489, Faculty of Economics, Bielefeld University.

W 5
Decker, R., C. Bornemeyer, T. Temme, R. Wagner (2000): Market research: an introductory presentation for internal collecting societies, work report No. 2/00 of the Chair of Business Administration and Marketing at Bielefeld University.

W 4
Wagner, R., R. Decker, C. Bornemeyer, T. Temme (2000): Marketing: An introductory presentation for internal collecting societies, work report No. 2/00 of the Chair of Business Administration and Marketing at Bielefeld University.

W 3
Wagner, R., C. Bornemeyer, S. Kerkojus (1999): Image analysis of the Bielefelder retail trade, in: Frohn, J., K. Gebhardt (Hrsg.): Bielefeld 2000plus - research projects on the region, discussion paper No. 5, Bielefeld.

W 2
Decker, R., R. Wagner (1998): Log-linear models in market research, Discussion Paper No. 383, Faculty of Economics, Bielefeld University.

W 1
Wagner, R., T. Temme, R. Decker (1997): Occurrence of and possibilities of dealing with missing values ​​in market research, Discussion Paper No. 370, Faculty of Economics, Bielefeld University.

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