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Achim Wambach

Personal Details

First Name:Achim
Middle Name:
Last Name:Wambach
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RePEc Short-ID:pwa367

Affiliation

(99%) Leibniz-Zentrum für Europäische Wirtschaftsforschung (ZEW)

Mannheim, Germany
http://www.zew.de/

: +49/621/1235-01
+49/621/1235-224
L 7,1; D - 68161 Mannheim
RePEc:edi:zemande (more details at EDIRC)

(1%) Abteilung für Volkswirtschaftslehre
Universität Mannheim

Mannheim, Germany
http://www2.vwl.uni-mannheim.de/

: +49 621 181 1776
+49 621 181 1774
68131 Mannheim
RePEc:edi:fvmande (more details at EDIRC)

Research output

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Jump to: Working papers Articles Chapters Editorship

Working papers

  1. Gretschko, Vitali & Wambach, Achim, 2018. "Contract design with limited commitment," ZEW Discussion Papers 18-054, ZEW - Leibniz Centre for European Economic Research.
  2. John P. Weche & Achim Wambach, 2018. "The fall and rise of market power in Europe," Working Paper Series in Economics 379, University of Lüneburg, Institute of Economics.
  3. Mass, Helene & Fugger, Nicolas & Gretschko, Vitali & Wambach, Achim, 2017. "Imitation perfection - a simple rule to prevent discrimination in procurement," Annual Conference 2017 (Vienna): Alternative Structures for Money and Banking 168217, Verein für Socialpolitik / German Economic Association.
  4. Gretschko, Vitali & Wambach, Achim, 2017. "Contract (re-)negotiation with private and common values," ZEW Discussion Papers 17-056, ZEW - Leibniz Centre for European Economic Research.
  5. Oliver Arentz & Achim Wambach & Clemens Recker & Van Anh Vuong, 2016. "Entry in German Pharmacy Market," Otto-Wolff-Institut Discussion Paper Series 02/2016, Otto-Wolff-Institut für Wirtschaftsordnung, Köln, Deutschland.
  6. Gretschko, Vitali & Wambach, Achim, 2015. "Common Values and the Coase Conjecture: Inefficiencies in Frictionless Contract (Re-)Negotiation," Annual Conference 2015 (Muenster): Economic Development - Theory and Policy 113064, Verein für Socialpolitik / German Economic Association.
  7. Katharina Huesmann & Achim Wambach, 2015. "Constraints on Matching Markets Based on Moral Concerns," CESifo Working Paper Series 5356, CESifo Group Munich.
  8. Fugger, Nicolas & Katok, Elena & Wambach, Achim, 2015. "Trust in Procurement Interactions," Annual Conference 2015 (Muenster): Economic Development - Theory and Policy 112907, Verein für Socialpolitik / German Economic Association.
  9. Achim Wambach & Ines Läufer, 2015. "Europäische Wirtschafts- und Währungsunion: Lernen aus der Krise," Otto-Wolff-Institut Discussion Paper Series 02/2015, Otto-Wolff-Institut für Wirtschaftsordnung, Köln, Deutschland.
  10. Mimra, Wanda & Wambach, Achim, 2014. "A note on uniqueness in game-theoretic foundations of the reactive equilibrium," CFS Working Paper Series 483, Center for Financial Studies (CFS).
  11. Laura Kohlleppel & Achim Wambach, 2013. "Regulierung für komplexe Finanzmärkte," IWP Ordnungspolitischer Kommentar 01/2013, Institute for Economic Policy, Cologne, Germany.
  12. Höffler, Felix & Wambach, Achim, 2013. "Investment Coordination in Network Industries: The Case of Electricity Grid and Electricity," EWI Working Papers 2013-12, Energiewirtschaftliches Institut an der Universitaet zu Koeln (EWI).
  13. Dirk Bergemann & Achim Wambach, 2013. "Sequential Information Disclosure in Auctions," Cowles Foundation Discussion Papers 1900, Cowles Foundation for Research in Economics, Yale University.
  14. Vitali Gretschko & Achim Wambach, 2012. "Auctions vs. Negotiations: The Case of Favoritism," CESifo Working Paper Series 4045, CESifo Group Munich.
  15. Vitali Gretschko & Stephan Knapek & Achim Wambach, 2012. "Strategic Complexities in the Combinatorial Clock Auction," CESifo Working Paper Series 3983, CESifo Group Munich.
  16. Christian Vossler & Achim Wambach, 2011. "Der Markt für und mit erneuerbaren Energien," IWP Ordnungspolitischer Kommentar 09/2011, Institute for Economic Policy, Cologne, Germany.
  17. Wanda Mimra & Achim Wambach, 2011. "A Game-Theoretic Foundation for the Wilson Equilibrium in Competitive Insurance Markets with Adverse Selection," CESifo Working Paper Series 3412, CESifo Group Munich.
  18. Burkhard Hehenkamp & Achim Wambach, 2010. "Survival at the Center - The Stability of Minimum Differentiation," Post-Print hal-00911820, HAL.
  19. Matthias Lang & Achim Wambach, 2010. "The fog of fraud – mitigating fraud by strategic ambiguity," Discussion Paper Series of the Max Planck Institute for Research on Collective Goods 2010_24, Max Planck Institute for Research on Collective Goods.
  20. Janina Jänsch & Achim Wambach, 2010. "Grüne Beschaffung macht die Welt nicht grüner," IWP Ordnungspolitischer Kommentar 09/2010, Institute for Economic Policy, Cologne, Germany.
  21. Alexander Rasch & Achim Wambach, 2009. "Internal decision-making rules and collusion," Post-Print hal-00722791, HAL.
  22. Wambach, Achim, 2008. "Information Acquisition During a Descending Auction," CEPR Discussion Papers 7023, C.E.P.R. Discussion Papers.
  23. Sonnenholzner, Michael & Wambach, Achim, 2006. "On the role of patience in an insurance market with asymmetric information," CFS Working Paper Series 2007/04, Center for Financial Studies (CFS).
  24. Englmaier, Florian & Wambach, Achim, 2005. "Optimal Incentive Contracts under Inequity Aversion," IZA Discussion Papers 1643, Institute of Labor Economics (IZA).
  25. Kai Sülzle & Achim Wambach, 2002. "Insurance in a Market for Credence Goods," CESifo Working Paper Series 677, CESifo Group Munich.
  26. Florian Englmaier & Achim Wambach, 2002. "Contracts and Inequity Aversion," CESifo Working Paper Series 809, CESifo Group Munich.
  27. Achim Wambach, 2002. "Collusion in Beauty Contests," CESifo Working Paper Series 724, CESifo Group Munich.
  28. Kuehn, Astrid & Wambach, Achim, 2001. "Breakdown of Will and the Value of Information," CEPR Discussion Papers 3111, C.E.P.R. Discussion Papers.
  29. Franz Benstetter & Achim Wambach, 2001. "Strategic Interaction in the Market for Physician Services: The Treadmill Effect in a Fixed Budget System," CESifo Working Paper Series 427, CESifo Group Munich.
  30. Achim Wambach, 2000. "Renegotiation Before Contract Execution," Econometric Society World Congress 2000 Contributed Papers 0775, Econometric Society.
  31. Inderst, Roman & Wambach, Achim, 1999. "Competitive Insurance Markets Under Adverse Selection and Capacity Constraints," CEPR Discussion Papers 2269, C.E.P.R. Discussion Papers.
  32. Ania, A.B. & Troger, T. & Wambach, A., 1998. "An Evolutionary Analysis of Insurance Markets Under Adverse Selection," Papers 9808, Washington St. Louis - School of Business and Political Economy.
  33. Schnitzer, Monika & Wambach, Achim, 1998. "Inside versus Outside Financing and Product Market Competition," CEPR Discussion Papers 2049, C.E.P.R. Discussion Papers.
  34. Ana B. Ania & Thomas Tröger & Wambach, 1989. "An Evolutionary Analysis of Insurance Markets," Vienna Economics Papers 9808, University of Vienna, Department of Economics.

Articles

  1. Achim Wambach & John P. Weche, 2019. "Das wettbewerbliche Risikopotenzial institutioneller Anleger
    [The Competitive Risk Potential of Institutional Investors]
    ," Wirtschaftsdienst, Springer;German National Library of Economics, vol. 99(8), pages 575-581, August.
  2. Wanda Mimra & Achim Wambach, 2019. "Contract withdrawals and equilibrium in competitive markets with adverse selection," Economic Theory, Springer;Society for the Advancement of Economic Theory (SAET), vol. 67(4), pages 875-907, June.
  3. Wanda Mimra & Achim Wambach, 2019. "Endogenous Insolvency in the Rothschild–Stiglitz Model," Journal of Risk & Insurance, The American Risk and Insurance Association, vol. 86(1), pages 165-181, March.
  4. Clemens Fuest & Achim Wambach & Massimo Motta & Martin Peitz & Klaus-Heiner Röhl & Christian Rusche & Sebastian Dullien & Guntram B. Wolff & Dieter Kempf & Andreas Mundt, 2019. "Zäsur in der europäischen Wettbewerbs- und Industriepolitik: Freie Fahrt für europäische Champions?," ifo Schnelldienst, ifo Institute - Leibniz Institute for Economic Research at the University of Munich, vol. 72(08), pages 03-26, April.
  5. Philip Wahlster & Yauheniya Varabyova & Jonas Schreyögg & Marc Bataille & Achim Wambach & Klaus Jacobs & Melanie Schnee & Stefan Greß & Friedrich Breyer, 2018. "Bedarfsgerechte Steuerung der Gesundheitsversorgung — Chancen und Hindernisse
    [Demand-oriented Management of Health Care — Opportunities and Obstacles]
    ," Wirtschaftsdienst, Springer;German National Library of Economics, vol. 98(9), pages 619-637, September.
  6. Achim Wambach & Andrej Holm & Andreas Grimmel & René C. G. Arnold, 2018. "Kurz kommentiert
    [Concise Comments]
    ," Wirtschaftsdienst, Springer;German National Library of Economics, vol. 98(1), pages 4-6, January.
  7. Achim Wambach & John Weche, 2018. "Hat Deutschland ein Marktmachtproblem?
    [Does Germany Have a Market Power Problem?]
    ," Wirtschaftsdienst, Springer;German National Library of Economics, vol. 98(11), pages 791-798, November.
  8. Katarina Barley & Achim Wambach & Ralf Dewenter & Christian Hildebrandt & Hamidreza Hosseini & Holger Schmidt & Peter Buxmann, 2018. "Big Data als Geschäftsmodell: Wie mit der Macht der Internetfirmen umgehen?," ifo Schnelldienst, ifo Institute - Leibniz Institute for Economic Research at the University of Munich, vol. 71(10), pages 03-21, May.
  9. Daniel Richter & Achim Wambach, 2017. "Aufsicht der deutschen Flughäfen nicht dem Eigentümer überlassen
    [Towards Independent Regulation of Supervision of German Airports]
    ," Wirtschaftsdienst, Springer;German National Library of Economics, vol. 97(5), pages 339-343, May.
  10. Christoph M. Schmidt & Achim Wambach & Gustav A. Horn & Thiess Büttner & Uwe Schneidewind, 2017. "Nach der Wahl: Was sind die wichtigsten wirtschaftspolitischen Herausforderungen?
    [What Are the Biggest Challenges For Economic Policy After the German Bundestag Elections?]
    ," Wirtschaftsdienst, Springer;German National Library of Economics, vol. 97(11), pages 763-779, November.
  11. Nils-Peter Schepp & Achim Wambach & Florian Schuhmacher & Birger P. Priddat & Justus Haucap & Andreas Mundt, 2017. "VW, Lufthansa: Verzerrt eine zu große Nähe der Politik zur Industrie den Wettbewerb?," ifo Schnelldienst, ifo Institute - Leibniz Institute for Economic Research at the University of Munich, vol. 70(20), pages 03-15, October.
  12. Achim Wambach & John P. Weche, 2016. "Gefährden institutionelle Anleger den Wettbewerb?
    [Do Institutional Investors Harm Competition?]
    ," Wirtschaftsdienst, Springer;German National Library of Economics, vol. 96(12), pages 900-904, December.
  13. Nicolas Fugger & Elena Katok & Achim Wambach, 2016. "Collusion in Dynamic Buyer-Determined Reverse Auctions," Management Science, INFORMS, vol. 62(2), pages 518-533, February.
  14. Achim Wambach, 2016. "Wettbewerbsregeln für das digitale Zeitalter
    [Competition Policy in the Digital Age]
    ," Wirtschaftsdienst, Springer;German National Library of Economics, vol. 96(8), pages 589-593, August.
  15. Mimra, Wanda & Wambach, Achim, 2016. "A note on uniqueness in game-theoretic foundations of the reactive equilibrium," Economics Letters, Elsevier, vol. 141(C), pages 39-43.
  16. Vitali Gretschko & Achim Wambach, 2016. "Procurement under public scrutiny: auctions versus negotiations," RAND Journal of Economics, RAND Corporation, vol. 47(4), pages 914-934, November.
  17. Philippe Gillen & Alexander Rasch & Achim Wambach & Peter Werner, 2016. "Bid pooling in reverse multi-unit Dutch auctions: an experimental investigation," Theory and Decision, Springer, vol. 81(4), pages 511-534, November.
  18. Bergemann, Dirk & Wambach, Achim, 2015. "Sequential information disclosure in auctions," Journal of Economic Theory, Elsevier, vol. 159(PB), pages 1074-1095.
  19. Wanda Mimra & Achim Wambach, 2014. "New Developments in the Theory of Adverse Selection in Competitive Insurance," The Geneva Risk and Insurance Review, Palgrave Macmillan;International Association for the Study of Insurance Economics (The Geneva Association), vol. 39(2), pages 136-152, September.
  20. Gretschko, Vitali & Rasch, Alexander & Wambach, Achim, 2014. "On the strictly descending multi-unit auction," Journal of Mathematical Economics, Elsevier, vol. 50(C), pages 79-85.
  21. Michael Hoy & Achim Wambach, 2014. "Editor's Note," The Geneva Risk and Insurance Review, Palgrave Macmillan;International Association for the Study of Insurance Economics (The Geneva Association), vol. 39(1), pages 1-1, March.
  22. Vitali Gretschko & Achim Wambach, 2014. "Information acquisition during a descending auction," Economic Theory, Springer;Society for the Advancement of Economic Theory (SAET), vol. 55(3), pages 731-751, April.
  23. Amelung Adrian & Wambach Achim, 2013. "Versorgungssicherheit im Strommarkt – Kapazitätsmechanismen," Zeitschrift für Wirtschaftspolitik, De Gruyter, vol. 62(3), pages 270-286, December.
  24. Lang, Matthias & Wambach, Achim, 2013. "The fog of fraud – Mitigating fraud by strategic ambiguity," Games and Economic Behavior, Elsevier, vol. 81(C), pages 255-275.
  25. Christiane Joerk & Achim Wambach, 2013. "DFG-Förderung in den Wirtschaftswissenschaften: Fakten und Mythen zur Förderpraxis," Perspektiven der Wirtschaftspolitik, Verein für Socialpolitik, vol. 14(1-2), pages 99-117, February.
  26. Felix Höffler & Achim Wambach, 2013. "Investment coordination in network industries: the case of electricity grid and electricity generation," Journal of Regulatory Economics, Springer, vol. 44(3), pages 287-307, December.
  27. Rasch, Alexander & Wambach, Achim & Wiener, Kristina, 2012. "Bargaining and inequity aversion: On the efficiency of the double auction," Economics Letters, Elsevier, vol. 114(2), pages 178-181.
  28. Achim Wambach & Andreas R Engel, 2011. "Surety Bonds with Fair and Unfair Pricing," The Geneva Risk and Insurance Review, Palgrave Macmillan;International Association for the Study of Insurance Economics (The Geneva Association), vol. 36(1), pages 36-50, June.
  29. Hehenkamp, Burkhard & Wambach, Achim, 2010. "Survival at the center--The stability of minimum differentiation," Journal of Economic Behavior & Organization, Elsevier, vol. 76(3), pages 853-858, December.
  30. Englmaier, Florian & Wambach, Achim, 2010. "Optimal incentive contracts under inequity aversion," Games and Economic Behavior, Elsevier, vol. 69(2), pages 312-328, July.
  31. Michael Sonnenholzner & Achim Wambach, 2009. "On the Role of Patience in an Insurance Market With Asymmetric Information," Journal of Risk & Insurance, The American Risk and Insurance Association, vol. 76(2), pages 323-341, June.
  32. Wambach, Achim, 2009. "How to subcontract?," Economics Letters, Elsevier, vol. 105(2), pages 152-155, November.
  33. Rasch, Alexander & Wambach, Achim, 2009. "Internal decision-making rules and collusion," Journal of Economic Behavior & Organization, Elsevier, vol. 72(2), pages 703-715, November.
  34. Rees, Ray & Wambach, Achim, 2008. "The Microeconomics of Insurance," Foundations and Trends(R) in Microeconomics, now publishers, vol. 4(1–2), pages 1-163, February.
  35. Gebhardt, Georg & Wambach, Achim, 2008. "Auctions to implement the efficient market structure," International Journal of Industrial Organization, Elsevier, vol. 26(3), pages 846-859, May.
  36. Achim Wambach, 2006. "Editorial zu den wettbewerbspolitischen Problemen von Märkten mit Netzwerkeffekten und Netzwerkindustrien," Perspektiven der Wirtschaftspolitik, Verein für Socialpolitik, vol. 7(3), pages 313-315, August.
  37. Achim Wambach, 2006. "Outside-Director Liability: A Policy Analysis. Comment," Journal of Institutional and Theoretical Economics (JITE), Mohr Siebeck, Tübingen, vol. 162(1), pages 26-31, March.
  38. Andreas R. Engel & Achim Wambach, 2006. "Public Procurement Under Limited Liability," Rivista di Politica Economica, SIPI Spa, vol. 96(1), pages 13-40, January-F.
  39. Achim Wambach & Gero von Grawert-May, 2006. "On the Economics of Subcontracting," Rivista di Politica Economica, SIPI Spa, vol. 96(1), pages 117-134, January-F.
  40. Benstetter, Franz & Wambach, Achim, 2006. "The treadmill effect in a fixed budget system," Journal of Health Economics, Elsevier, vol. 25(1), pages 146-169, January.
  41. Kai Sülzle & Achim Wambach, 2005. "Insurance in a Market for Credence Goods," Journal of Risk & Insurance, The American Risk and Insurance Association, vol. 72(1), pages 159-176, March.
  42. Andreas Million & Regina T. Riphahn & Achim Wambach, 2003. "Incentive effects in the demand for health care: a bivariate panel count data estimation," Journal of Applied Econometrics, John Wiley & Sons, Ltd., vol. 18(4), pages 387-405.
  43. Mathias Kifmann & Achim Wambach & Berthold U. Wigger, 2003. "Die Vorschläge der Kommission zur Finanzierung der Gesetzlichen Krankenkassen: Bürgerversicherung oder Kopfprämien?," ifo Schnelldienst, ifo Institute - Leibniz Institute for Economic Research at the University of Munich, vol. 56(10), pages 3-10, May.
  44. Achim Wambach, 2002. "Was bei Überlegungen zu Kopfbeiträgen in der GKV noch zu bedenken ist: Korreferat zu dem Beitrag von Mathias Kifmann: "Die Finanzierung der Gesetzlichen Krankenversicherung durch Kopfbeiträge aus," Vierteljahrshefte zur Wirtschaftsforschung / Quarterly Journal of Economic Research, DIW Berlin, German Institute for Economic Research, vol. 71(4), pages 513-516.
  45. Achim Wambach & Roman Inderst, 2002. "Capacity constrained firms in (labor) markets with adverse selection," Economic Theory, Springer;Society for the Advancement of Economic Theory (SAET), vol. 19(3), pages 525-548.
  46. Wambach, Achim, 2002. "A simple result for the revenue in share auctions," Economics Letters, Elsevier, vol. 75(3), pages 405-408, May.
  47. Ania, Ana B. & Troger, Thomas & Wambach, Achim, 2002. "An evolutionary analysis of insurance markets with adverse selection," Games and Economic Behavior, Elsevier, vol. 40(2), pages 153-184, August.
  48. Wambach, Achim, 2001. " On Social Transfers and Income Taxation," Journal of Public Economic Theory, Association for Public Economic Theory, vol. 3(3), pages 295-307.
  49. Inderst, Roman & Wambach, Achim, 2001. "Competitive insurance markets under adverse selection and capacity constraints," European Economic Review, Elsevier, vol. 45(10), pages 1981-1992, December.
  50. Wambach, Achim, 2000. "Payback criterion, hurdle rates and the gain of waiting," International Review of Financial Analysis, Elsevier, vol. 9(3), pages 247-258.
  51. Strohmenger, R. & Wambach, A., 2000. "Adverse selection and categorical discrimination in the health insurance markets: the effects of genetic tests," Journal of Health Economics, Elsevier, vol. 19(2), pages 197-218, March.
  52. Ray Rees & Hugh Gravelle & Achim Wambach, 1999. "Regulation of Insurance Markets," The Geneva Risk and Insurance Review, Palgrave Macmillan;International Association for the Study of Insurance Economics (The Geneva Association), vol. 24(1), pages 55-68, June.
  53. Thiele, Henrik & Wambach, Achim, 1999. "Wealth Effects in the Principal Agent Model," Journal of Economic Theory, Elsevier, vol. 89(2), pages 247-260, December.
  54. Wambach, Achim, 1999. "Bertrand competition under cost uncertainty," International Journal of Industrial Organization, Elsevier, vol. 17(7), pages 941-951, October.

Chapters

  1. Alexander Rasch & Achim Wambach, 2013. "Auctions and competition policy," Chapters, in: Manfred Neumann & Jürgen Weigand (ed.), The International Handbook of Competition – Second Edition, chapter 12, pages 370-396, Edward Elgar Publishing.

Editorship

  1. Perspektiven der Wirtschaftspolitik, Verein für Socialpolitik.
  2. Zeitschrift für Wirtschaftspolitik, De Gruyter.

More information

Research fields, statistics, top rankings, if available.

Statistics

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Rankings

This author is among the top 5% authors according to these criteria:
  1. Number of Distinct Works
  2. Number of Journal Pages
  3. Number of Journal Pages, Weighted by Number of Authors
  4. Betweenness measure in co-authorship network

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 20 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-MIC: Microeconomics (10) 2013-07-15 2014-01-10 2014-02-02 2014-11-01 2014-12-03 2016-02-17 2017-11-05 2017-12-11 2017-12-11 2019-01-21. Author is listed
  2. NEP-CTA: Contract Theory & Applications (9) 2009-02-28 2010-09-11 2013-07-15 2013-07-28 2014-02-02 2014-11-01 2014-12-03 2017-11-05 2017-12-11. Author is listed
  3. NEP-GTH: Game Theory (7) 2009-02-28 2010-09-11 2013-07-15 2014-11-01 2014-12-03 2016-02-17 2017-12-11. Author is listed
  4. NEP-COM: Industrial Competition (3) 2013-07-28 2016-07-09 2018-02-12
  5. NEP-DES: Economic Design (3) 2017-11-05 2017-12-11 2019-01-21
  6. NEP-GER: German Papers (3) 2012-09-09 2013-01-19 2015-10-17
  7. NEP-ENE: Energy Economics (2) 2012-09-09 2013-07-28
  8. NEP-HRM: Human Capital & Human Resource Management (2) 2017-11-05 2019-01-21
  9. NEP-MAC: Macroeconomics (2) 2018-02-12 2018-02-12
  10. NEP-CWA: Central & Western Asia (1) 2013-07-28
  11. NEP-EFF: Efficiency & Productivity (1) 2018-02-12
  12. NEP-EUR: Microeconomic European Issues (1) 2018-02-12
  13. NEP-IAS: Insurance Economics (1) 2014-12-03
  14. NEP-IND: Industrial Organization (1) 2018-02-12
  15. NEP-NET: Network Economics (1) 2013-07-28
  16. NEP-REG: Regulation (1) 2013-07-28
  17. NEP-SOC: Social Norms & Social Capital (1) 2016-02-17

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