Michael E. Kummer

University of East Anglia (UEA)

Lecturer

Norwich Research Park

Norwich, Norfolk NR4 7TJ

United Kingdom

  • University of East Anglia (UEA)

SCHOLARLY PAPERS

15

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1,815

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Top 23,626

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21

CROSSREF CITATIONS

19

Scholarly Papers (15)

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1.

Mobile Applications and Access to Private Data: The Supply Side of the Android Ecosystem

ZEW - Centre for European Economic Research Discussion Paper No. 17-075
Number of pages: 49 Posted: 23 Jan 2018
Reinhold Kesler, Michael E. Kummer and Patrick Schulte
University of Zurich, University of East Anglia (UEA) and Deutsche Bundesbank
Downloads 414 (84,170)
Citation 3

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Mobile Applications, Developers, Learning, Data Collection, Privacy

2.

Wikipedia Matters

Journal of Economics & Management Strategy, 2021, 1– 13. https://doi.org/10.1111/jems.12421
Number of pages: 46 Posted: 03 Oct 2017 Last Revised: 11 Mar 2021
Marit Hinnosaar, Toomas Hinnosaar, Michael E. Kummer and Olga Slivko
University of Turin - Collegio Carlo Alberto, University of Nottingham - School of Economics, University of East Anglia (UEA) and ZEW – Leibniz Centre for European Economic Research - Information and Communication Technologies Research Group
Downloads 334 (107,604)
Citation 9

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Field Experiment, User-Generated Content, Wikipedia, Tourism Industry

3.

Market Structure and Market Performance in E-Commerce

Downloads 232 (156,844)
Citation 3

Market Structure and Market Performance in E-Commerce

ZEW - Centre for European Economic Research Discussion Paper No. 11-084
Number of pages: 36 Posted: 02 Feb 2012
Franz Hackl, Michael E. Kummer, Rudolf Winter-Ebmer and Christine Zulehner
Johannes Kepler University Linz - Department of Economics, University of East Anglia (UEA), Johannes Kepler University Linz - Department of Economics and University of Vienna - Faculty of Business, Economics, and Statistics
Downloads 230 (157,672)

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Retailing, Product Life Cycle, Market Structure, Market Performance, Markup, Price Dispersion

Market Structure and Market Performance in E-Commerce

CEPR Discussion Paper No. DP9001
Number of pages: 44 Posted: 28 Sep 2012
Franz Hackl, Michael E. Kummer, Rudolf Winter-Ebmer and Christine Zulehner
Johannes Kepler University Linz - Department of Economics, University of East Anglia (UEA), Johannes Kepler University Linz - Department of Economics and University of Vienna - Faculty of Business, Economics, and Statistics
Downloads 2 (777,511)
Citation 2
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Market Performance, Market Structure, Markup, Price Dispersion, Product Lifecycle, Retailing

4.

When Private Information Settles the Bill: Money and Privacy in Google's Market for Smartphone Applications

ZEW - Centre for European Economic Research Discussion Paper No. 16-031
Number of pages: 46 Posted: 16 Apr 2016
Michael E. Kummer and Patrick Schulte
University of East Anglia (UEA) and Deutsche Bundesbank
Downloads 179 (199,281)
Citation 10

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Privacy; Mobile Applications; Android; Permissions; Supply and Demand of Private Information

5.

99 Cent: Price Points in E-Commerce

ZEW - Centre for European Economic Research Discussion Paper No. 10-022
Number of pages: 28 Posted: 10 May 2010
Franz Hackl, Michael E. Kummer and Rudolf Winter-Ebmer
Johannes Kepler University Linz - Department of Economics, University of East Anglia (UEA) and Johannes Kepler University Linz - Department of Economics
Downloads 102 (308,242)
Citation 2

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Competitive Behaviour, Pricing Behaviour, E-Commerce, Pricing in the Nines, Focal Pricing

6.

Money and Privacy – Android Market Evidence

ZEW - Centre for European Economic Research Discussion Paper No. 14-131
Number of pages: 34 Posted: 19 Feb 2015
Michael E. Kummer and Patrick Schulte
University of East Anglia (UEA) and Deutsche Bundesbank
Downloads 84 (348,472)

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Information Acquisition, Mobile Applications, Smartphones, Online Privacy, Permissions, Price, Privacy Regulation

7.

Market Entry in E-Commerce

NET Institute Working Paper No. 08-23
Number of pages: 34 Posted: 28 Oct 2008
Maximilian Kasy and Michael E. Kummer
University of California, Berkeley and University of East Anglia (UEA)
Downloads 77 (366,636)

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8.

Unemployment and Online Labor

ZEW - Centre for European Economic Research Discussion Paper No. 18-023
Number of pages: 47 Posted: 15 May 2018
Kathrin Borchert, Matthias Hirth, Michael E. Kummer, Ulrich Laitenberger, Olga Slivko and Steffen Viete
Institut für Informatik, University of Würzburg, University of East Anglia (UEA), Télécom Paris, ZEW – Leibniz Centre for European Economic Research - Information and Communication Technologies Research Group and German Council of Economic Experts
Downloads 76 (369,352)
Citation 2

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unemployment, crowdworking, online platform

9.

Economic Downturn and Volunteering: Do Economic Crises Affect Content Generation on Wikipedia?

ZEW - Centre for European Economic Research Discussion Paper No. 15-078
Number of pages: 38 Posted: 04 Jan 2016
Michael E. Kummer, Olga Slivko and Xiaoquan (Michael) Zhang
University of East Anglia (UEA), ZEW – Leibniz Centre for European Economic Research - Information and Communication Technologies Research Group and Chinese University of Hong Kong
Downloads 71 (383,702)
Citation 1

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public goods, unemployment, online platforms, user generated content

10.

Spillovers in Networks of User Generated Content – Evidence from 23 Natural Experiments on Wikipedia

ZEW - Centre for European Economic Research Discussion Paper No. 13-098
Number of pages: 66 Posted: 19 Nov 2013
Michael E. Kummer
University of East Anglia (UEA)
Downloads 66 (398,958)
Citation 3

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Social Media, Information, Knowledge, Spillovers, Large-scale Networks, Natural Experiment

11.

IT Outsourcing and Firm Productivity: Eliminating Bias from Selective Missingness in the Dependent Variable

ZEW - Centre for European Economic Research Discussion Paper No. 16-092
Number of pages: 28 Posted: 11 Jan 2017
Christoph Breunig, Michael E. Kummer, Jörg Ohnemus and Steffen Viete
Humboldt University of Berlin, University of East Anglia (UEA), Centre for European Economic Research (ZEW) and German Council of Economic Experts
Downloads 51 (451,048)
Citation 2

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endogenous selection, IV-estimation, inverse probability weighting, missing data, productivity, outsourcing, semiparametric estimation

12.

Externalities in Knowledge Production: Evidence from a Randomized Field Experiment

Downloads 38 (462,859)
Citation 3

Externalities in Knowledge Production: Evidence from a Randomized Field Experiment

ZEW - Centre for European Economic Research Discussion Paper
Number of pages: 51 Posted: 13 Mar 2019 Last Revised: 23 Apr 2020
Marit Hinnosaar, Toomas Hinnosaar, Michael E. Kummer and Olga Slivko
University of Turin - Collegio Carlo Alberto, University of Nottingham - School of Economics, University of East Anglia (UEA) and ZEW – Leibniz Centre for European Economic Research - Information and Communication Technologies Research Group
Downloads 37 (522,712)
Citation 2

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knowledge accumulation, user-generated content, Wikipedia, public goods provision, field experiment

Externalities in Knowledge Production: Evidence from a Randomized Field Experiment

CEPR Discussion Paper No. DP13575
Number of pages: 41 Posted: 12 Mar 2019
Marit Hinnosaar, Toomas Hinnosaar, Michael E. Kummer and Olga Slivko
University of Turin - Collegio Carlo Alberto, University of Nottingham - School of Economics, University of East Anglia (UEA) and ZEW – Leibniz Centre for European Economic Research - Information and Communication Technologies Research Group
Downloads 1 (791,701)
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knowledge accumulation, User-generated content, Wikipedia

13.

Spillovers in Networks of User Generated Content: Pseudo-Experimental Evidence on Wikipedia

ZEW - Centre for European Economic Research Discussion Paper No. 14-132
Number of pages: 70 Posted: 19 Feb 2015
Michael E. Kummer
University of East Anglia (UEA)
Downloads 44 (479,588)
Citation 2

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Social Media, Information, Knowledge, Spillovers, Networks, Natural Experiment

14.

Centrality and Content Creation in Networks – The Case of German Wikipedia

ZEW - Centre for European Economic Research Discussion Paper No. 12-053
Number of pages: 31 Posted: 20 Sep 2012
Michael E. Kummer, Marianne Saam, Iassen Halatchliyski and George Giorgidze
University of East Anglia (UEA), ZEW – Leibniz Centre for European Economic Research - Information and Communication Technologies Research Group, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 31 (541,592)
Citation 3

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Wikipedia, network position, user-generated content, hyperlinks

15.

Attention in the Peer Production of User Generated Content - Evidence from 93 Pseudo-Experiments on Wikipedia

Number of pages: 86 Posted: 02 Aug 2019 Last Revised: 08 Sep 2020
Michael E. Kummer
University of East Anglia (UEA)
Downloads 16 (636,798)

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Social Media, Information, Knowledge, Spillovers, Networks, Natural Experiment