Peter L. Ormosi

Norwich Business School

Associate Professor

Norwich

NR4 7TJ

United Kingdom

University of East Anglia (UEA) - Centre for Competition Policy

Associate Professor

UEA

Norwich Research Park

Norwich, Norfolk NR47TJ

United Kingdom

Compass Lexecon

United States

  • Norwich Business School

  • University of East Anglia (UEA) - Centre for Competition Policy

  • Compass Lexecon

SCHOLARLY PAPERS

24

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31

CROSSREF CITATIONS

25

Scholarly Papers (24)

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1.

Independent v Major Record Labels: Do they have the same streaming power (law)?

Number of pages: 18 Posted: 19 Feb 2021 Last Revised: 02 Feb 2022
Franco Mariuzzo, Peter L. Ormosi and Peter L. Ormosi
University of East Anglia (UEA) - Centre for Competition Policy and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 864 (54,464)
Citation 2

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music streaming, record labels, common ownership, vertical integration, power law

2.

Assessing Competition Policy: Methodologies, Gaps and Agenda for Future Research

CCP Working Paper 10-19
Number of pages: 54 Posted: 20 Dec 2010
S. W. Davies, Peter L. Ormosi and Peter L. Ormosi
University of East Anglia (UEA) and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 437 (128,753)
Citation 10

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competition enforcement, evaluation methods, simulation, event studies, difference-in-differences, detection, selection bias, deterrence

3.

A Tip of the Iceberg? The Probability of Catching Cartels

Number of pages: 36 Posted: 27 May 2011 Last Revised: 03 Feb 2013
Peter L. Ormosi and Peter L. Ormosi
Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 365 (158,023)
Citation 9

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crime detection rate, capture-recapture analysis, cartels, deterrence rate

4.

Recommender Systems and Supplier Competition on Platforms

Number of pages: 37 Posted: 24 Mar 2022 Last Revised: 05 Oct 2023
Amelia Fletcher, Peter L. Ormosi, Peter L. Ormosi and Rahul Savani
Centre for Competition Policy and Norwich Business School, UEA, Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy and Dept. of Computer Science, University of Liverpool
Downloads 354 (148,328)

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recommender systems, artificial intelligence, entry barriers, algorithmic bias, trustworthy autonomous systems

5.

Mergers and Innovation: Evidence from the Hard Disk Drive Market

Number of pages: 63 Posted: 19 Jun 2018 Last Revised: 08 Jun 2020
Anna Rita Bennato, S. W. Davies, Franco Mariuzzo, Peter L. Ormosi and Peter L. Ormosi
Loughborough University - School of Business and Economics, University of East Anglia (UEA), University of East Anglia (UEA) - Centre for Competition Policy and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 347 (166,952)
Citation 1

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Mergers, Innovation, R&D, Patents, Evaluation

6.

Biased Recommender Systems And Supplier Competition

Number of pages: 35 Posted: 06 Jan 2023 Last Revised: 14 Apr 2023
Amelia Fletcher, Peter L. Ormosi, Peter L. Ormosi, Rahul Savani and Jacopo Castellini
Centre for Competition Policy and Norwich Business School, UEA, Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy, Dept. of Computer Science, University of Liverpool and Independent
Downloads 340 (170,597)

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digital platforms, online marketplaces, recommender systems, algorithmic bias

7.

Does enforcement deter cartels? A Tale of Two Tails

Number of pages: 47 Posted: 26 Jul 2014 Last Revised: 02 Apr 2017
Iwan Bos, S. W. Davies, Joseph E. Harrington Jr, Peter L. Ormosi and Peter L. Ormosi
Maastricht University, University of East Anglia (UEA), University of Pennsylvania and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 304 (192,228)
Citation 10

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anti-cartel enforcement, deterrence, cartel overcharge

8.

Mergers after Cartels: How Markets React to Cartel Breakdown

Number of pages: 41 Posted: 24 Jan 2014 Last Revised: 01 Apr 2015
S. W. Davies, Peter L. Ormosi, Peter L. Ormosi and Martin Graffenberger
University of East Anglia (UEA), Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy and University of East Anglia (UEA) - Centre for Competition Policy
Downloads 282 (207,861)
Citation 6

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tacit and overt collusion, mergers, long-term impact, recurrent events, survival analysis

9.

The Determinants of Merger Litigation Strategies: An Empirical Analysis of EC Mergers

CCP Working Paper 10-1
Number of pages: 41 Posted: 08 Jan 2010 Last Revised: 27 May 2011
Peter L. Ormosi and Peter L. Ormosi
Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 278 (210,876)

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merger litigation, merger remedies, synergies, e¢ ciency defence

10.

What Can Merger Retrospectives Tell Us? An Assessment of European Mergers

CCP Working Paper 16-4
Number of pages: 22 Posted: 18 May 2016 Last Revised: 02 Jun 2016
Franco Mariuzzo, Peter L. Ormosi, Peter L. Ormosi and Richard Havell
University of East Anglia (UEA) - Centre for Competition Policy, Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy and Competition and Markets Authority (CMA)
Downloads 258 (227,363)
Citation 6

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mergers, merger retrospectives, ex-post evaluation

11.

Quantifying the Deterrent Effect of Anti-Cartel Enforcement

Number of pages: 33 Posted: 07 Nov 2014 Last Revised: 30 Apr 2017
S. W. Davies, Peter L. Ormosi and Peter L. Ormosi
University of East Anglia (UEA) and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 194 (297,795)

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anti-competitive harm, cartels, detection, deterrence, Monte Carlo simulation, selection bias

12.

Supplier competition on subscription-based platforms in the presence of recommender systems

Number of pages: 47 Posted: 27 Apr 2023 Last Revised: 03 Jan 2024
Jacopo Castellini, Amelia Fletcher, Peter L. Ormosi, Peter L. Ormosi and Rahul Savani
Independent, Centre for Competition Policy and Norwich Business School, UEA, Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy and Dept. of Computer Science, University of Liverpool
Downloads 193 (299,210)
Citation 3

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recommender systems, market concentration, recommendation system biases, subscription-based platforms

13.

Selection Bias in Evaluating Policy: The Case of Anti-Trust

Number of pages: 43 Posted: 15 Jun 2013 Last Revised: 25 Oct 2013
S. W. Davies, Peter L. Ormosi and Peter L. Ormosi
University of East Anglia (UEA) and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 178 (321,646)
Citation 3

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anticompetitive harm, competition enforcement, impact assessment, selection bias, cartels, mergers

14.

Determinants of the Success of Remedy Offers: Evidence from European Community Mergers

CCP Working Paper 09-11
Number of pages: 43 Posted: 28 Nov 2009 Last Revised: 07 Jan 2010
Peter L. Ormosi and Peter L. Ormosi
Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 166 (342,016)
Citation 3

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European Commission, mergers, merger remedies, saving expectations, efficiency defence, litigation, bargaining

15.

Do the Poor Pay Disproportionately More for Increasing Market Concentration? A Study of Retail Petroleum Markets

Number of pages: 47 Posted: 08 Jul 2021 Last Revised: 23 Mar 2022
Farasat A. S. Bokhari, Sean F. Ennis, Franco Mariuzzo, Peter L. Ormosi and Peter L. Ormosi
University of East Anglia (UEA) - School of Economic and Social Studies, Centre for Competition Policy, University of East Anglia, University of East Anglia (UEA) - Centre for Competition Policy and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 163 (347,407)

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inequality, market concentration, income, consumer search, causal forests

16.

Public and Reputational Sanctions: The Case of Cartels

Number of pages: 72 Posted: 16 Jan 2019 Last Revised: 24 Jan 2020
Franco Mariuzzo, Peter L. Ormosi, Peter L. Ormosi and Zherou Majied
University of East Anglia (UEA) - Centre for Competition Policy, Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy and Rayyan Al-Iraq Group
Downloads 152 (368,201)

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reputational sanctions, public sanctions, cartels, event study, sentiment analysis

17.

Tactical Dilatory Practice in Litigation: Evidence from EC Merger Proceedings

CCP Working Paper 11-12
Number of pages: 28 Posted: 27 Mar 2010 Last Revised: 11 Aug 2011
Peter L. Ormosi and Peter L. Ormosi
Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 118 (448,386)

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European Commission, mergers, merger remedies, suspension of investigation, merger delay

18.

Has the Financial Regulatory Environment Improved in the UK? A Capture-Recapture Approach to Estimate Detection and Deterrence

Number of pages: 50 Posted: 23 May 2018
John Kevin Ashton, Tim Burnett, Ivan Diaz-Rainey, Peter L. Ormosi and Peter L. Ormosi
Bangor Business School, University of Warwick, Department of Accounting, Finance and Economics, Griffith Business School, Griffith University and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 111 (469,517)

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misconduct risk, regulatory punishments, partial observability, Capture-Recapture, deterrence

19.

Are All Mergers Equally Delay-Averse? An Empirical Analysis of Procedural Delay in European Commission Merger Cases (1999-2008)

ESRC Center for Competition Policy, University of East Anglia, CCP Working Paper 09-10
Number of pages: 44 Posted: 02 Dec 2009 Last Revised: 07 Dec 2009
Peter L. Ormosi and Peter L. Ormosi
Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 107 (482,031)

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European Commission, mergers, merger remedies, suspension of investigation merger delay, distribution of procedural events

20.

Post-Merger Price Dynamics Matter, So Why Do Merger Retrospectives Ignore Them?

CCP Working Paper 16-5
Number of pages: 28 Posted: 18 May 2016 Last Revised: 02 Dec 2017
Franco Mariuzzo, Peter L. Ormosi and Peter L. Ormosi
University of East Anglia (UEA) - Centre for Competition Policy and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 103 (498,779)
Citation 2

Abstract:

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mergers, merger retrospectives, difference-in-differences

21.

Quantifying the Deterrent Effect of Anti-Cartel Enforcement

Number of pages: 33 Posted: 07 Nov 2014
S. W. Davies, Franco Mariuzzo, Peter L. Ormosi and Peter L. Ormosi
University of East Anglia (UEA), University of East Anglia (UEA) - Centre for Competition Policy and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 55 (704,799)
Citation 3

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anti-competitive harm, cartels, detection, deterrence, Monte Carlo simulation, selection bias

22.

Residential Exodus From Dublin Circa 1900: Municipal Annexation and Preferences for Local Government

Number of pages: 78 Posted: 12 Nov 2019 Last Revised: 21 Sep 2021
Silvi Berger, Franco Mariuzzo, Peter L. Ormosi and Peter L. Ormosi
University of East Anglia (UEA) - Centre for Competition Policy, University of East Anglia (UEA) - Centre for Competition Policy and Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 46 (761,021)

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annexation, discrimination, natural experiment, religion

23.

Tacitcal Dilatory Practice in Litigation: Evidence from EC Merger Proceedings

ESRC Centre for Competition Policy Working Paper No. 11-12
Number of pages: 28 Posted: 21 Dec 2011
Peter L. Ormosi and Peter L. Ormosi
Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy
Downloads 42 (788,971)

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litigation costs, tactical delay, antitrust law, mergers

24.

Claim Efficiencies or Offer Remedies? An Analysis of Litigation Strategies in EC Mergers

International Journal of Industrial Organization, Vol. 30, No. 6, 2012
Posted: 07 Feb 2013
Peter L. Ormosi and Peter L. Ormosi
Norwich Business SchoolUniversity of East Anglia (UEA) - Centre for Competition Policy

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Merger litigation, Merger remedies, Synergies, Efficiency defence