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Andre Romahn

Personal Details

First Name:Andre
Middle Name:
Last Name:Romahn
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RePEc Short-ID:pro1107
[This author has chosen not to make the email address public]
https://sites.google.com/site/romahnandre/

Affiliation

Düsseldorf Institute for Competition Economics (DICE)
Wirtschaftswissenschaftliche Fakultät
Heinriche-Heine-Universität Düsseldorf

Düsseldorf, Germany
http://www.dice.uni-duesseldorf.de/
RePEc:edi:diduede (more details at EDIRC)

Research output

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Jump to: Working papers Articles

Working papers

  1. Verboven, Frank & Grzybowski, Lukasz & Romahn, André & Duch-Brown, Néstor, 2020. "Evaluating the Impact of Online Market Integration - Evidence from the EU Portable PC Market," CEPR Discussion Papers 14864, C.E.P.R. Discussion Papers.
  2. Verboven, Frank & Duch-Brown, Néstor & Romahn, André & Grzybowski, Lukasz, 2020. "Are Online Markets More Integrated than Traditional Markets? Evidence from Consumer Electronics," CEPR Discussion Papers 15031, C.E.P.R. Discussion Papers.
  3. Brunner, Daniel & Heiss, Florian & Romahn, André & Weiser, Constantin, 2017. "Reliable estimation of random coefficient logit demand models," DICE Discussion Papers 267, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
  4. Romahn, André & Friberg, Richard, 2016. "Pass-Through By Multiproduct Firms," VfS Annual Conference 2016 (Augsburg): Demographic Change 145692, Verein für Socialpolitik / German Economic Association.

Articles

  1. Néstor Duch-Brown & Lukasz Grzybowski & André Romahn & Frank Verboven, 2023. "Evaluating the Impact of Online Market Integration—Evidence from the EU Portable PC Market," American Economic Journal: Microeconomics, American Economic Association, vol. 15(4), pages 268-305, November.
  2. Duch-Brown, Néstor & Grzybowski, Lukasz & Romahn, André & Verboven, Frank, 2021. "Are online markets more integrated than traditional markets? Evidence from consumer electronics," Journal of International Economics, Elsevier, vol. 131(C).
  3. Duch-Brown, Néstor & Grzybowski, Lukasz & Romahn, André & Verboven, Frank, 2017. "The impact of online sales on consumers and firms. Evidence from consumer electronics," International Journal of Industrial Organization, Elsevier, vol. 52(C), pages 30-62.
  4. Friberg, Richard & Romahn, André, 2015. "Divestiture requirements as a tool for competition policy: A case from the Swedish beer market," International Journal of Industrial Organization, Elsevier, vol. 42(C), pages 1-18.

Citations

Many of the citations below have been collected in an experimental project, CitEc, where a more detailed citation analysis can be found. These are citations from works listed in RePEc that could be analyzed mechanically. So far, only a minority of all works could be analyzed. See under "Corrections" how you can help improve the citation analysis.

Working papers

  1. Verboven, Frank & Grzybowski, Lukasz & Romahn, André & Duch-Brown, Néstor, 2020. "Evaluating the Impact of Online Market Integration - Evidence from the EU Portable PC Market," CEPR Discussion Papers 14864, C.E.P.R. Discussion Papers.

    Cited by:

    1. Menz, Jan-Oliver & Wieland, Elisabeth & Mehrhoff, Jens, 2022. "Estimating the impact of quality adjustment on consumer price inflation," Discussion Papers 49/2022, Deutsche Bundesbank.
    2. Verboven, Frank & Canzian, Giulia & Mazzarella, Gianluca & Ranchail, Louis & Verzillo, Stefano, 2021. "Evaluating the Impact of Price Caps - Evidence from the European Roam-Like-at-Home Regulation," CEPR Discussion Papers 16554, C.E.P.R. Discussion Papers.
    3. Néstor Duch-Brown & Lukasz Grzybowski & André Romahn & Frank Verboven, 2021. "Are online markets more integrated than traditional markets? Evidence from consumer electronics," Post-Print hal-03235901, HAL.
    4. Marc Bourreau & Fabio M. Manenti, 2020. "Selling Cross-Border In Online Markets: The Impact Of The Ban On Geoblocking Strategies," "Marco Fanno" Working Papers 0264, Dipartimento di Scienze Economiche "Marco Fanno".

  2. Verboven, Frank & Duch-Brown, Néstor & Romahn, André & Grzybowski, Lukasz, 2020. "Are Online Markets More Integrated than Traditional Markets? Evidence from Consumer Electronics," CEPR Discussion Papers 15031, C.E.P.R. Discussion Papers.

    Cited by:

    1. Vladimir Fedoseev & Svetlana Fedoseeva, 2022. "Same DNA, same location, same price? Price differences across distribution e‐channels of a single online retailer," Agribusiness, John Wiley & Sons, Ltd., vol. 38(4), pages 874-884, October.
    2. Keith Head & Thierry Mayer, 2021. "The United States of Europe: A Gravity Model Evaluation of the Four Freedoms," SciencePo Working papers Main hal-03796129, HAL.
    3. Néstor Duch-Brown & Lukasz Grzybowski & André Romahn & Frank Verboven, 2022. "Evaluating the Impact of Online Market Integration-Evidence from the EU Portable PC Market," Working Papers hal-03780118, HAL.
    4. Hoste, J. & Verboven, F., 2024. "Uncovering the Sources of Cross-border Market Segmentation: Evidence from the EU and the US," Janeway Institute Working Papers 2408, Faculty of Economics, University of Cambridge.

  3. Brunner, Daniel & Heiss, Florian & Romahn, André & Weiser, Constantin, 2017. "Reliable estimation of random coefficient logit demand models," DICE Discussion Papers 267, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).

    Cited by:

    1. Laura Grigolon, 2017. "Blurred boundaries: a flexible approach for segmentation applied to the car market," Department of Economics Working Papers 2017-17, McMaster University.
    2. Bartosz Olesiński, 2020. "The Analysis of the Tobacco Product Bans Using a Random Coefficients Logit Model," Central European Journal of Economic Modelling and Econometrics, Central European Journal of Economic Modelling and Econometrics, vol. 12(2), pages 113-144, June.
    3. Jean-Jacques Forneron & Serena Ng, 2021. "Estimation and Inference by Stochastic Optimization: Three Examples," Papers 2102.10443, arXiv.org.
    4. Zsolt Sándor, 2019. "Further evidence on sparse grids-based numerical integration in the mixed logit model," Economics Bulletin, AccessEcon, vol. 39(4), pages 2726-2731.
    5. Jean-Jacques Forneron & Liang Zhong, 2023. "Convexity Not Required: Estimation of Smooth Moment Condition Models," Papers 2304.14386, arXiv.org.
    6. C. Luke Watson & Oren Ziv, 2021. "Is the Rent Too High? Land Ownership and Monopoly Power," CESifo Working Paper Series 8864, CESifo.
    7. Flintz, Joschka & Frondel, Manuel & Horvath, Marco, 2022. "Emissionswirkungen der 2021 reformierten Kfz-Steuer: Eine empirische Analyse," RWI Materialien 154, RWI - Leibniz-Institut für Wirtschaftsforschung.
    8. Jung Hwan Koh & Christian Rojas, 2022. "Multi‐unit ownership and market power: A study of the lodging industry in Texas," Managerial and Decision Economics, John Wiley & Sons, Ltd., vol. 43(8), pages 4087-4105, December.
    9. Goeddeke, Anna & Haucap, Justus & Herr, Annika & Wey, Christian, 2017. "Flexibility in wage setting under the threat of relocation," DICE Discussion Papers 269, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
    10. Pablo Blanchard, 2023. "Mark ups and pass-through in small and medium retailers for rice, tomato sauce and oil," Documentos de Trabajo (working papers) 23-20, Instituto de Economía - IECON.
    11. Joschka Flintz & Manuel Frondel & Marco Horvath, 2022. "Emissionswirkungen der 2021 reformierten Kfz-Steuer: Eine empirische Analyse [Emissions effects of the german vehicle tax: an empirical analysis]," AStA Wirtschafts- und Sozialstatistisches Archiv, Springer;Deutsche Statistische Gesellschaft - German Statistical Society, vol. 16(3), pages 255-276, December.
    12. Kandelhardt, Johannes, 2023. "Flexible estimation of random coefficient logit models of differentiated product demand," DICE Discussion Papers 399, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
    13. Christopher Conlon & Jeff Gortmaker, 2020. "Best practices for differentiated products demand estimation with PyBLP," RAND Journal of Economics, RAND Corporation, vol. 51(4), pages 1108-1161, December.
    14. Verboven, Frank & Bourreau, Marc & Sun, Yutec, 2018. "Market Entry, Fighting Brands and Tacit Collusion: The Case of the French Mobile Telecommunications Market," CEPR Discussion Papers 12866, C.E.P.R. Discussion Papers.
    15. Doi, Naoshi, 2022. "A simple method to estimate discrete-type random coefficients logit models," International Journal of Industrial Organization, Elsevier, vol. 81(C).

  4. Romahn, André & Friberg, Richard, 2016. "Pass-Through By Multiproduct Firms," VfS Annual Conference 2016 (Augsburg): Demographic Change 145692, Verein für Socialpolitik / German Economic Association.

    Cited by:

    1. Antoniades, Alexis & Clerides, Sofronis & Xu, Mingzhi, 2023. "Multi-product firm price and variety response to firm-specific cost shocks," International Journal of Industrial Organization, Elsevier, vol. 90(C).
    2. Justus Haucap & Ulrich Heimeshoff & Gordon J. Klein & Dennis Rickert & Christian Wey, 2020. "Vertical Relations, Pass-through, and Market Definition: Evidence from Grocery Retailing," CESifo Working Paper Series 8700, CESifo.

Articles

  1. Néstor Duch-Brown & Lukasz Grzybowski & André Romahn & Frank Verboven, 2023. "Evaluating the Impact of Online Market Integration—Evidence from the EU Portable PC Market," American Economic Journal: Microeconomics, American Economic Association, vol. 15(4), pages 268-305, November.
    See citations under working paper version above.
  2. Duch-Brown, Néstor & Grzybowski, Lukasz & Romahn, André & Verboven, Frank, 2021. "Are online markets more integrated than traditional markets? Evidence from consumer electronics," Journal of International Economics, Elsevier, vol. 131(C).
    See citations under working paper version above.
  3. Duch-Brown, Néstor & Grzybowski, Lukasz & Romahn, André & Verboven, Frank, 2017. "The impact of online sales on consumers and firms. Evidence from consumer electronics," International Journal of Industrial Organization, Elsevier, vol. 52(C), pages 30-62.

    Cited by:

    1. Herweg, Fabian & Helfrich, Magdalena, 2017. "Salience in Retailing: Vertical Restraints on Internet Sales," CEPR Discussion Papers 11948, C.E.P.R. Discussion Papers.
    2. Donna, Javier D. & Pereira, Pedro & Trindade, Andre & Yoshida, Renan C., 2020. "Direct-to-Consumer Sales by Manufacturers and Bargaining," MPRA Paper 105773, University Library of Munich, Germany.
    3. Trinugroho, Irwan & Pamungkas, Putra & Wiwoho, Jamal & Damayanti, Sylviana Maya & Pramono, Teddie, 2022. "Adoption of digital technologies for micro and small business in Indonesia," Finance Research Letters, Elsevier, vol. 45(C).
    4. Rhodes, Andrew & Watanabe, Makoto & Zhou, Jidong, 2020. "Multiproduct Intermediaries," CEPR Discussion Papers 14815, C.E.P.R. Discussion Papers.
    5. Chundakkadan, Radeef & Sasidharan, Subash, 2023. "The role of government support on E-commerce and firm innovation during pandemic crisis," Economic Analysis and Policy, Elsevier, vol. 78(C), pages 904-913.
    6. Kamel Touati & Ahmed Aljazea, 2023. "The Impact of Information and Communication Technologies on International Trade: The Case of MENA Countries," Economies, MDPI, vol. 11(11), pages 1-18, November.
    7. Markus Dertwinkel-Kalt & Mats Köster, 2017. "Salience and Online Sales: The Role of Brand Image Concerns," CESifo Working Paper Series 6787, CESifo.
    8. Abraham Yeboah & Ofosu Agyekum & Vida Owusu-Prempeh & Kwadwo Boateng Prempeh, 2023. "Using social presence theory to predict online consumer engagement in the emerging markets," Future Business Journal, Springer, vol. 9(1), pages 1-18, December.
    9. Zhou Jiang & Maoxia Zeng & Mingming Shi, 2023. "E‐commerce and Consumption Inequality in China," China & World Economy, Institute of World Economics and Politics, Chinese Academy of Social Sciences, vol. 31(5), pages 61-86, September.
    10. Häberle, Philip Christoph, 2023. "Discussion of automotive trends and implications for German OEMs," Junior Management Science (JUMS), Junior Management Science e. V., vol. 8(4), pages 955-992.
    11. Bayudan-Dacuycuy, Connie & Dacuucuy, Lawrence, 2022. "Harnessing the Potential of Online Marketplaces in the Philippines: Insights from the National Information and Communications Technology Household Survey," ADBI Working Papers 1341, Asian Development Bank Institute.
    12. Marc Bourreau & Fabio M. Manenti, 2020. "Selling Cross-Border In Online Markets: The Impact Of The Ban On Geoblocking Strategies," "Marco Fanno" Working Papers 0264, Dipartimento di Scienze Economiche "Marco Fanno".
    13. Alex Coad & Nestor Duch-Brown, 2017. "Barriers to European cross-border E-commerce," JRC Working Papers on Digital Economy 2017-03, Joint Research Centre.
    14. Dertwinkel-Kalt, Markus & Köster, Mats, 2020. "Attention to online sales: The role of brand image concerns," DICE Discussion Papers 335, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
    15. Jelena Šaković Jovanović & Radoje Vujadinović & Elizabeta Mitreva & Cristiano Fragassa & Aleksandar Vujović, 2020. "The Relationship between E-Commerce and Firm Performance: The Mediating Role of Internet Sales Channels," Sustainability, MDPI, vol. 12(17), pages 1-17, August.
    16. Mika Sumida & Guillermo Gallego & Paat Rusmevichientong & Huseyin Topaloglu & James Davis, 2021. "Revenue-Utility Tradeoff in Assortment Optimization Under the Multinomial Logit Model with Totally Unimodular Constraints," Management Science, INFORMS, vol. 67(5), pages 2845-2869, May.
    17. Helfrich, Magdalena & Herweg, Fabian, 2020. "Context-dependent preferences and retailing: Vertical restraints on internet sales," Journal of Behavioral and Experimental Economics (formerly The Journal of Socio-Economics), Elsevier, vol. 87(C).
    18. R. Scott Hiller & Scott J. Savage, 2021. "Tariff Pass‐Through and Welfare in the Tablet Computer Market," Journal of Industrial Economics, Wiley Blackwell, vol. 69(2), pages 369-409, June.
    19. Christina Kleisiari & Marie-Noelle Duquenne & George Vlontzos, 2021. "E-Commerce in the Retail Chain Store Market: An Alternative or a Main Trend?," Sustainability, MDPI, vol. 13(8), pages 1-21, April.
    20. Kandelhardt, Johannes, 2023. "Flexible estimation of random coefficient logit models of differentiated product demand," DICE Discussion Papers 399, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
    21. Hidetaka Oshima & Shinichi Yamaguchi, 2023. "The impact of user-generated content authorization on demand in the game industry," SN Business & Economics, Springer, vol. 3(11), pages 1-26, November.
    22. Yang Lei & Qiang Zhou & Waiman Cheung & Xiling Cui & Ling Peng, 2023. "Market reaction to the announcement of online sales channel investment in enterprises: Evidence from a relatively stable market environment," Electronic Commerce Research, Springer, vol. 23(2), pages 973-1005, June.
    23. Markus Dertwinkel‐Kalt & Mats Köster, 2022. "Attention to online sales: The role of brand image concerns," Journal of Economics & Management Strategy, Wiley Blackwell, vol. 31(1), pages 64-89, February.
    24. Cazaubiel, Arthur & Cure, Morgane & Johansen, Bjørn Olav & Vergé, Thibaud, 2018. "Substitution Between Online Distribution Channels: Evidence from the Oslo Hotel Market," Working Papers in Economics 8/18, University of Bergen, Department of Economics.
    25. Hiller, R. Scott & Savage, Scott J. & Waldman, Donald M., 2018. "Using aggregate market data to estimate patent value: An application to United States smartphones 2010 to 2015," International Journal of Industrial Organization, Elsevier, vol. 60(C), pages 1-31.
    26. Chloé Duvivier & Claire Bussière, 2022. "The contingent nature of broadband as an engine for business startups in rural areas," Journal of Regional Science, Wiley Blackwell, vol. 62(5), pages 1329-1357, November.
    27. Cazaubiel, Arthur & Cure, Morgane & Johansen, Bjørn Olav & Vergé, Thibaud, 2020. "Substitution between online distribution channels: Evidence from the Oslo hotel market," International Journal of Industrial Organization, Elsevier, vol. 69(C).
    28. Joseph Ato Forson & Samuel Gameli Gadzo & Emmanuel Atta Anaman & Abass Adams, 2022. "Online sales adoption and financial resilience in Sub-Sahara Africa: the moderating role of ownership and enterprise size during Covid-19 crisis," Future Business Journal, Springer, vol. 8(1), pages 1-10, December.

  4. Friberg, Richard & Romahn, André, 2015. "Divestiture requirements as a tool for competition policy: A case from the Swedish beer market," International Journal of Industrial Organization, Elsevier, vol. 42(C), pages 1-18.

    Cited by:

    1. Charpin, Ariane & Piechucka, Joanna, 2021. "Merger efficiency gains: Evidence from a large transport merger in france," International Journal of Industrial Organization, Elsevier, vol. 77(C).
    2. Xiangrui Wang & Ron C. Mittelhammer & Thomas L. Marsh & Jill J. McCluskey, 2023. "Is Divestiture Effective as a Merger Remedy in the U.S. Beer Industry?," Review of Industrial Organization, Springer;The Industrial Organization Society, vol. 62(1), pages 1-18, February.
    3. Aguzzoni, Luca & Argentesi, Elena & Ciari, Lorenzo & Duso, Tomaso & Tognoni, Massimo, 2013. "Ex-post merger evaluation in the UK retail market for books," DICE Discussion Papers 98, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
    4. Policarpo Garcia, Carolina & Furquim de Azevedo, Paulo, 2019. "Should competition authorities care about conglomerate mergers?," International Journal of Industrial Organization, Elsevier, vol. 66(C), pages 78-118.
    5. John W. Mayo & Mark Whitener, 2021. "The Welfare Effects of Vertical Mergers and their Remedies," Review of Industrial Organization, Springer;The Industrial Organization Society, vol. 59(2), pages 409-441, September.
    6. Rickert, Dennis & Schain, Jan Philip & Stiebale, Joel, 2018. "Local market structure and consumer prices: Evidence from a retail merger," DICE Discussion Papers 280, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
    7. Sven Heim & Kai Hüschelrath & Ulrich Laitenberger, 2016. "The Duration of the EC Merger Control Process: Determinants and the Impact of the 2004 Merger Regulation Reform," International Journal of the Economics of Business, Taylor & Francis Journals, vol. 23(1), pages 37-62, February.
    8. Stöhr, Annika, 2021. "Price effects of horizontal mergers: A retrospective on retrospectives," Ilmenau Economics Discussion Papers 151, Ilmenau University of Technology, Institute of Economics.
    9. Michele Fioretti & Junnan He & Jorge Tamayo, 2024. "Prices and Concentration: A U-shape? Theory and Evidence from Renewables," Papers 2407.03504, arXiv.org.
    10. Wang, Xiangrui & Mittelhammer, Ron C. & Marsh, Thomas L. & McCluskey, Jill J., 2017. "Divestiture of US Businesses May Fail as a Merger Remedy: The Case of the US Beer Industry," 2017 Annual Meeting, July 30-August 1, Chicago, Illinois 258388, Agricultural and Applied Economics Association.
    11. Brown, David P. & Eckert, Andrew & Shaffer, Blake, 2023. "Evaluating the impact of divestitures on competition: Evidence from Alberta’s wholesale electricity market," International Journal of Industrial Organization, Elsevier, vol. 89(C).
    12. Franco Mariuzzo & Peter L. Ormosi, 2017. "Post-merger price dynamics matter, so why do merger retrospectives ignore them?," Working Paper series, University of East Anglia, Centre for Competition Policy (CCP) 2016-05, Centre for Competition Policy, University of East Anglia, Norwich, UK..
    13. Friberg, Richard, 2019. "All the bottles in one basket? Diversification and product portfolio composition," CEPR Discussion Papers 14119, C.E.P.R. Discussion Papers.
    14. Argentesi, Elena & Buccirossi, Paolo & Cervone, Roberto & Duso, Tomaso & Marrazzo, Alessia, 2016. "The effect of retail mergers on prices and variety: An ex-post evaluation," DICE Discussion Papers 225, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
    15. Ariane Charpin & Joanna Piechucka, 2020. "Merger Efficiency Gains: Evidence from a Large Transport Merger in France," Discussion Papers of DIW Berlin 1843, DIW Berlin, German Institute for Economic Research.
    16. FUKASAWA Takeshi & OHASHI Hiroshi, 2023. "Long-run Effect of a Horizontal Merger and Its Remedial Standards," Discussion papers 23001, Research Institute of Economy, Trade and Industry (RIETI).

More information

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Statistics

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Co-authorship network on CollEc

NEP Fields

NEP is an announcement service for new working papers, with a weekly report in each of many fields. This author has had 6 papers announced in NEP. These are the fields, ordered by number of announcements, along with their dates. If the author is listed in the directory of specialists for this field, a link is also provided.
  1. NEP-COM: Industrial Competition (3) 2017-03-19 2021-06-21 2022-11-28. Author is listed
  2. NEP-ICT: Information and Communication Technologies (2) 2021-05-31 2021-06-28. Author is listed
  3. NEP-PAY: Payment Systems and Financial Technology (2) 2021-05-31 2021-06-28. Author is listed
  4. NEP-CWA: Central and Western Asia (1) 2021-06-28
  5. NEP-DCM: Discrete Choice Models (1) 2017-09-17
  6. NEP-ECM: Econometrics (1) 2017-09-17
  7. NEP-EUR: Microeconomic European Issues (1) 2021-06-21
  8. NEP-REG: Regulation (1) 2017-03-19

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