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The efficiency effects of a single market for financial services in Europe

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  • Berger, Allen N.

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  • Berger, Allen N., 2003. "The efficiency effects of a single market for financial services in Europe," European Journal of Operational Research, Elsevier, vol. 150(3), pages 466-481, November.
    • Handle: RePEc:eee:ejores:v:150:y:2003:i:3:p:466-481
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    1. Kwast, Myron L., 1989. "The impact of underwriting and dealing on bank returns and risks," Journal of Banking & Finance, Elsevier, vol. 13(1), pages 101-125, March.
    2. Oliver E. Williamson, 1967. "The Economics of Defense Contracting: Incentives and Performance," NBER Chapters, in: Issues in Defense Economics, pages 217-278, National Bureau of Economic Research, Inc.
    3. Maudos, Joaquin & Pastor, Jose M. & Perez, Francisco & Quesada, Javier, 2002. "Cost and profit efficiency in European banks," Journal of International Financial Markets, Institutions and Money, Elsevier, vol. 12(1), pages 33-58, February.
    4. Haynes, Michelle & Thompson, Steve, 1999. "The productivity effects of bank mergers: Evidence from the UK building societies," Journal of Banking & Finance, Elsevier, vol. 23(5), pages 825-846, May.
    5. Berger, Allen N. & Klapper, Leora F. & Udell, Gregory F., 2001. "The ability of banks to lend to informationally opaque small businesses," Journal of Banking & Finance, Elsevier, vol. 25(12), pages 2127-2167, December.
    6. Williamson, Oliver E, 1988. " Corporate Finance and Corporate Governance," Journal of Finance, American Finance Association, vol. 43(3), pages 567-591, July.
    7. Jalal D. Akhavein & Allen N. Berger & David B. Humphrey, "undated". "The Effects of Megamergers on Efficiency and Prices: Evidence from a Bank Profit Function," Finance and Economics Discussion Series 1997-09, Board of Governors of the Federal Reserve System (U.S.), revised 10 Dec 2019.
    8. Rhoades, Stephen A., 1998. "The efficiency effects of bank mergers: An overview of case studies of nine mergers," Journal of Banking & Finance, Elsevier, vol. 22(3), pages 273-291, March.
    9. Cummins, J. David & Tennyson, Sharon & Weiss, Mary A., 1999. "Consolidation and efficiency in the US life insurance industry," Journal of Banking & Finance, Elsevier, vol. 23(2-4), pages 325-357, February.
    10. Vennet, Rudi Vander, 1996. "The effect of mergers and acquisitions on the efficiency and profitability of EC credit institutions," Journal of Banking & Finance, Elsevier, vol. 20(9), pages 1531-1558, November.
    11. Peek, Joe & Rosengren, Eric S., 1998. "Bank consolidation and small business lending: It's not just bank size that matters," Journal of Banking & Finance, Elsevier, vol. 22(6-8), pages 799-819, August.
    12. FECHER, Fabienne & PESTIEAU, Pierre, 1993. "Efficiency and competition in OECD financial services," LIDAM Reprints CORE 1057, Université catholique de Louvain, Center for Operations Research and Econometrics (CORE).
    13. Berger, Allen N. & Hancock, Diana & Humphrey, David B., 1993. "Bank efficiency derived from the profit function," Journal of Banking & Finance, Elsevier, vol. 17(2-3), pages 317-347, April.
    14. Brealey, R. A. & Kaplanis, E. C., 1996. "The determination of foreign banking location," Journal of International Money and Finance, Elsevier, vol. 15(4), pages 577-597, August.
    15. Berger, Allen N. & Mester, Loretta J., 1997. "Inside the black box: What explains differences in the efficiencies of financial institutions?," Journal of Banking & Finance, Elsevier, vol. 21(7), pages 895-947, July.
    16. Hancock, Diana & Wilcox, James A., 1998. "The "credit crunch" and the availability of credit to small business," Journal of Banking & Finance, Elsevier, vol. 22(6-8), pages 983-1014, August.
    17. Allen N. Berger & Lawrence G. Goldberg & Lawrence J. White, 2001. "The Effects of Dynamic Changes in Bank Competition on the Supply of Small Business Credit," Review of Finance, European Finance Association, vol. 5(1-2), pages 115-139.
    18. Strahan, Philip E. & Weston, James P., 1998. "Small business lending and the changing structure of the banking industry1," Journal of Banking & Finance, Elsevier, vol. 22(6-8), pages 821-845, August.
    19. Peek, Joe & Rosengren, Eric S. & Kasirye, Faith, 1999. "The poor performance of foreign bank subsidiaries: Were the problems acquired or created?," Journal of Banking & Finance, Elsevier, vol. 23(2-4), pages 579-604, February.
    20. Altunbas, Y. & Gardener, E. P. M. & Molyneux, P. & Moore, B., 2001. "Efficiency in European banking," European Economic Review, Elsevier, vol. 45(10), pages 1931-1955, December.
    21. Peristiani, Stavros, 1997. "Do Mergers Improve the X-Efficiency and Scale Efficiency of U.S. Banks? Evidence from the 1980s," Journal of Money, Credit and Banking, Blackwell Publishing, vol. 29(3), pages 326-337, August.
    22. Allen N. Berger & Timothy H. Hannan, 1998. "The Efficiency Cost Of Market Power In The Banking Industry: A Test Of The "Quiet Life" And Related Hypotheses," The Review of Economics and Statistics, MIT Press, vol. 80(3), pages 454-465, August.
    23. Saunders, Anthony & Walter, Ingo, 1994. "Universal Banking in the United States: What Could We Gain? What Could We Lose?," OUP Catalogue, Oxford University Press, number 9780195080698.
    24. J. Cummins & Hongmin Zi, 1998. "Comparison of Frontier Efficiency Methods: An Application to the U.S. Life Insurance Industry," Journal of Productivity Analysis, Springer, vol. 10(2), pages 131-152, October.
    25. Chambers, Christopher P. & Miller, Alan D., "undated". "Inefficiency," Working Papers WP2011/14, University of Haifa, Department of Economics, revised 30 Nov 2011.
    26. Goldberg, Lawrence G. & Hanweck, Gerald A. & Keenan, Michael & Young, Allan, 1991. "Economies of scale and scope in the securities industry," Journal of Banking & Finance, Elsevier, vol. 15(1), pages 91-107, February.
    27. Berger, Allen N. & Humphrey, David B., 1997. "Efficiency of financial institutions: International survey and directions for future research," European Journal of Operational Research, Elsevier, vol. 98(2), pages 175-212, April.
    28. Daniel E. Nolle & Rama Seth, 1996. "Do banks follow their customers abroad?," Research Paper 9620, Federal Reserve Bank of New York.
    29. Allen Berger & Robert DeYoung, 2001. "The Effects of Geographic Expansion on Bank Efficiency," Journal of Financial Services Research, Springer;Western Finance Association, vol. 19(2), pages 163-184, April.
    30. Fried, Harold O. & Lovell, C. A. Knox & Schmidt, Shelton S. (ed.), 1993. "The Measurement of Productive Efficiency: Techniques and Applications," OUP Catalogue, Oxford University Press, number 9780195072181.
    31. Ralston, Deborah & Wright, April & Garden, Kaylee, 2001. "Can mergers ensure the survival of credit unions in the third millennium?," Journal of Banking & Finance, Elsevier, vol. 25(12), pages 2277-2304, December.
    32. Berger, A.N. & Goldberg, L.G. & White, L.J., 2001. "The Effects of Dynamic Change in Bank Competition on the Supply of Small Business Credit," New York University, Leonard N. Stern School Finance Department Working Paper Seires 01-07, New York University, Leonard N. Stern School of Business-.
    33. Hughes, Joseph P. & Lang, William W. & Mester, Loretta J. & Moon, Choon-Geol, 1999. "The dollars and sense of bank consolidation," Journal of Banking & Finance, Elsevier, vol. 23(2-4), pages 291-324, February.
    34. Berger, Allen N. & Saunders, Anthony & Scalise, Joseph M. & Udell, Gregory F., 1998. "The effects of bank mergers and acquisitions on small business lending," Journal of Financial Economics, Elsevier, vol. 50(2), pages 187-229, November.
    35. Ruthenberg, David & Elias, Ricky, 1996. "Cost economies and interest rate margins in a unified European banking market," Journal of Economics and Business, Elsevier, vol. 48(3), pages 231-249, August.
    36. Douglas W. Diamond, 1984. "Financial Intermediation and Delegated Monitoring," The Review of Economic Studies, Review of Economic Studies Ltd, vol. 51(3), pages 393-414.
    37. Berger, Allen N. & Hanweck, Gerald A. & Humphrey, David B., 1987. "Competitive viability in banking : Scale, scope, and product mix economies," Journal of Monetary Economics, Elsevier, vol. 20(3), pages 501-520, December.
    38. Berger, Allen N. & Demsetz, Rebecca S. & Strahan, Philip E., 1999. "The consolidation of the financial services industry: Causes, consequences, and implications for the future," Journal of Banking & Finance, Elsevier, vol. 23(2-4), pages 135-194, February.
    39. Allen N. Berger & Anil K. Kashyap & Joseph M. Scalise, 1995. "The Transformation of the U.S. Banking Industry: What a Long, Strange Trips It's Been," Brookings Papers on Economic Activity, Economic Studies Program, The Brookings Institution, vol. 26(2), pages 55-218.
    40. Allen N. Berger & Robert De Young & Gregory F. Udell, 2001. "Efficiency Barriers to the Consolidation of the European Financial Services Industry," European Financial Management, European Financial Management Association, vol. 7(1), pages 117-130, March.
    41. Houston, Joel F. & Ryngaert, Michael D., 1994. "The overall gains from large bank mergers," Journal of Banking & Finance, Elsevier, vol. 18(6), pages 1155-1176, December.
    42. DeLong, Gayle L., 2001. "Stockholder gains from focusing versus diversifying bank mergers," Journal of Financial Economics, Elsevier, vol. 59(2), pages 221-252, February.
    43. Berger, Allen N. & Cummins, J. David & Weiss, Mary A. & Zi, Hongmin, 2000. "Conglomeration versus Strategic Focus: Evidence from the Insurance Industry," Journal of Financial Intermediation, Elsevier, vol. 9(4), pages 323-362, October.
    44. Allen N. Berger & David B. Humphrey, 1992. "Megamergers in banking and the use of cost efficiency as an antitrust defense," Finance and Economics Discussion Series 203, Board of Governors of the Federal Reserve System (U.S.).
    45. Jose Pastor, 2002. "Credit risk and efficiency in the European banking system: A three-stage analysis," Applied Financial Economics, Taylor & Francis Journals, vol. 12(12), pages 895-911.
    46. Allen N. Berger & Richard J. Rosen & Gregory F. Udell, 2001. "The effect of market size structure on competition: the case of small business lending," Finance and Economics Discussion Series 2001-63, Board of Governors of the Federal Reserve System (U.S.).
    47. Ana Lozano-Vivas & Jesús T. Pastor & Iftekhar Hasan, 2001. "European Bank Performance Beyond Country Borders: What Really Matters?," Review of Finance, European Finance Association, vol. 5(1-2), pages 141-165.
    48. Rhoades, Stephen A., 1993. "Efficiency effects of horizontal (in-market) bank mergers," Journal of Banking & Finance, Elsevier, vol. 17(2-3), pages 411-422, April.
    49. Mahajan, Arvind & Rangan, Nanda & Zardkoohi, Asghar, 1996. "Cost structures in multinational and domestic banking," Journal of Banking & Finance, Elsevier, vol. 20(2), pages 283-306, March.
    50. Rosen, Richard J. & Lloyd-Davies, Peter R. & Kwast, Myron L. & Humphrey, David B., 1989. "New banking powers : A portfolio analysis of bank investment in real estate," Journal of Banking & Finance, Elsevier, vol. 13(3), pages 355-366, July.
    51. C. Edward Chang & Iftekhar Hasan & William Hunter, 1998. "Efficiency of multinational banks: an empirical investigation," Applied Financial Economics, Taylor & Francis Journals, vol. 8(6), pages 689-696.
    52. Grosse, Robert & Goldberg, Lawrence G., 1991. "Foreign bank activity in the United States: An analysis by country of origin," Journal of Banking & Finance, Elsevier, vol. 15(6), pages 1093-1112, December.
    53. Fried, Harold O. & Lovell, C. A. Knox & Yaisawarng, Suthathip, 1999. "The impact of mergers on credit union service provision," Journal of Banking & Finance, Elsevier, vol. 23(2-4), pages 367-386, February.
    54. Goldberg, Lawrence G. & Grosse, Robert, 1994. "Location choice of foreign banks in the United States," Journal of Economics and Business, Elsevier, vol. 46(5), pages 367-379, December.
    55. Benston, George J & Hunter, William C & Wall, Larry D, 1995. "Motivations for Bank Mergers and Acquisitions: Enhancing the Deposit Insurance Put Option versus Earnings Diversification," Journal of Money, Credit and Banking, Blackwell Publishing, vol. 27(3), pages 777-788, August.
    56. Joel F. Houston & Michael D. Ryngaert, 1996. "The Value Added By Bank Acquisitions: Lessons From Wells Fargo'S Acquisition Of First Interstate," Journal of Applied Corporate Finance, Morgan Stanley, vol. 9(2), pages 74-82, June.
    57. Kroszner, Randall S. & Rajan, Raghuram G., 1997. "Organization structure and credibility: Evidence from commercial bank securities activities before the Glass-Steagall Act," Journal of Monetary Economics, Elsevier, vol. 39(3), pages 475-516, August.
    58. Allen, Linda & Rai, Anoop, 1996. "Operational efficiency in banking: An international comparison," Journal of Banking & Finance, Elsevier, vol. 20(4), pages 655-672, May.
    59. Dietsch, Michel & Lozano-Vivas, Ana, 2000. "How the environment determines banking efficiency: A comparison between French and Spanish industries," Journal of Banking & Finance, Elsevier, vol. 24(6), pages 985-1004, June.
    60. Puri, Manju, 1996. "Commercial banks in investment banking Conflict of interest or certification role?," Journal of Financial Economics, Elsevier, vol. 40(3), pages 373-401, March.
    61. ter Wengel, Jan, 1995. "International trade in banking services," Journal of International Money and Finance, Elsevier, vol. 14(1), pages 47-64, February.
    62. Allen, Linda & Jagtiani, Julapa, 2000. "The risk effects of combining banking, securities, and insurance activities," Journal of Economics and Business, Elsevier, vol. 52(6), pages 485-497.
    63. Gande, Amar, et al, 1997. "Bank Underwriting of Debt Securities: Modern Evidence," The Review of Financial Studies, Society for Financial Studies, vol. 10(4), pages 1175-1202.
    64. Pastor, JoseManuel & Perez, Francisco & Quesada, Javier, 1997. "Efficiency analysis in banking firms: An international comparison," European Journal of Operational Research, Elsevier, vol. 98(2), pages 395-407, April.
    65. Cornett, Marcia Millon & Tehranian, Hassan, 1992. "Changes in corporate performance associated with bank acquisitions," Journal of Financial Economics, Elsevier, vol. 31(2), pages 211-234, April.
    66. Bhattacharyya, Arunava & Lovell, C. A. K. & Sahay, Pankaj, 1997. "The impact of liberalization on the productive efficiency of Indian commercial banks," European Journal of Operational Research, Elsevier, vol. 98(2), pages 332-345, April.
    67. Allen N. Berger & Robert DeYoung & Hesna Genay & Gregory F. Udell, 1999. "Globalization of financial institutions: evidence from cross-border banking performance," Working Paper Series WP-99-25, Federal Reserve Bank of Chicago.
    68. Resti, Andrea, 1998. "Regulation Can Foster Mergers, Can Mergers Foster Efficiency? The Italian Case," Journal of Economics and Business, Elsevier, vol. 50(2), pages 157-169, March.
    69. Berger, Allen N. & Humphrey, David B. & Pulley, Lawrence B., 1996. "Do consumers pay for one-stop banking? Evidence from an alternative revenue function," Journal of Banking & Finance, Elsevier, vol. 20(9), pages 1601-1621, November.
    70. Goldberg, Lawrence G. & Saunders, Anthony, 1981. "The determinants of foreign banking activity in the United States," Journal of Banking & Finance, Elsevier, vol. 5(1), pages 17-32, March.
    71. Berg, Sigbjorn Atle & Forsund, Finn R. & Hjalmarsson, Lennart & Suominen, Matti, 1993. "Banking efficiency in the Nordic countries," Journal of Banking & Finance, Elsevier, vol. 17(2-3), pages 371-388, April.
    72. Houston, Joel F & Ryngaert, Michael D, 1997. "Equity Issuance and Adverse Selection: A Direct Test Using Conditional Stock Offers," Journal of Finance, American Finance Association, vol. 52(1), pages 197-219, March.
    73. Pilloff, Steven J, 1996. "Performance Changes and Shareholder Wealth Creation Associated with Mergers of Publicly Traded Banking Institutions," Journal of Money, Credit and Banking, Blackwell Publishing, vol. 28(3), pages 294-310, August.
    74. Timothy H. Hannan & John D. Wolken, 1989. "Returns to bidders and targets in the acquisition process: evidence from the banking industry," Finance and Economics Discussion Series 64, Board of Governors of the Federal Reserve System (U.S.).
    75. Boyd, John H. & Graham, Stanley L. & Hewitt, R. Shawn, 1993. "Bank holding company mergers with nonbank financial firms: Effects on the risk of failure," Journal of Banking & Finance, Elsevier, vol. 17(1), pages 43-63, February.
    76. Cybo-Ottone, Alberto & Murgia, Maurizio, 2000. "Mergers and shareholder wealth in European banking," Journal of Banking & Finance, Elsevier, vol. 24(6), pages 831-859, June.
    77. Robert Berney & George W. Haynes & Charles Ou, 1999. "Small business borrowing from large and small banks," Proceedings 776, Federal Reserve Bank of Chicago.
    78. Cavallo, Laura & Rossi, Stefania P. S., 2001. "Scale and scope economies in the European banking systems," Journal of Multinational Financial Management, Elsevier, vol. 11(4-5), pages 515-531, December.
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