| What is a Barrier to Entry? PR Fee, HM Mialon, MA Williams American Economic Review 94 (2), 461-465, 2004 | 378 | 2004 |
| Horizontal mergers and antitrust policy RP McAfee, MA Williams The Journal of Industrial Economics, 181-187, 1992 | 282 | 1992 |
| Concentration, potential entry, and performance in the airline industry GJ Hurdle, RL Johnson, AS Joskow, GJ Werden, MA Williams The Journal of Industrial Economics, 119-139, 1989 | 232 | 1989 |
| Evaluating big deal journal bundles TC Bergstrom, PN Courant, RP McAfee, MA Williams Proceedings of the National Academy of Sciences 111 (26), 9425-9430, 2014 | 163 | 2014 |
| Can event studies detect anticompetitive mergers? RP McAfee, MA Williams economics Letters 28 (2), 199-203, 1988 | 114 | 1988 |
| Horizontal mergers in spatially differentiated noncooperative markets RP McAffee, JJ Simons, MA Williams The Journal of Industrial Economics, 349-358, 1992 | 72 | 1992 |
| The Business of American Democracy: Citizens United, Independent Spending, and Elections T Klumpp, HM Mialon, MA Williams The Journal of Law and Economics 59 (1), 1-43, 2016 | 48 | 2016 |
| Telecommunications M Williams, C Shaw US Patent App. 10/489,783, 2006 | 40 | 2006 |
| Rankings of economics departments by field MG Baumann, GJ Werden, MA Williams The American Economist 31 (1), 56-61, 1987 | 34 | 1987 |
| The renaissance of market definition JJ Simons, MA Williams The Antitrust Bulletin 38 (4), 799-857, 1993 | 27 | 1993 |
| The role of stock market studies in formulating antitrust policy toward horizontal mergers GJ Werden, MA Williams Quarterly Journal of Business and Economics, 3-21, 1989 | 27 | 1989 |
| The role of stock market studies in formulating antitrust policy toward horizontal mergers GJ Werden, MA Williams Quarterly Journal of Business and Economics, 3-21, 1989 | 27 | 1989 |
| Economic and antitrust barriers to entry RP McAfee, HM Mialon, MA Williams Nakip, M.(2006). Pazarlama Araştırmaları. İstanbul, Seçkin Yayıncılık, 2003 | 25 | 2003 |
| Culture and masses R Williams Popular culture: A reader, 25-32, 1976 | 25* | 1976 |
| Call processing in mobile telecommunications networks MD Eales, MA Williams, DDP O'neill, C Shaw US Patent 7,653,389, 2010 | 23 | 2010 |
| The political economy of privatisation M Williams The Fourth Labour Government. Politics and Policy in New Zealand 2, 140-164, 1990 | 22 | 1990 |
| Auctions and bid rigging K Hendricks, RP McAfee, MA Williams The Oxford Handbook of International Antitrust Economics 2, 498-522, 2013 | 18 | 2013 |
| Interpreting concentration indices in the secondary market for natural gas transportation: The implication of pipeline residual rights MJ Doane, RP McAfee, A Nayyar, MA Williams Energy Economics 30 (3), 807-817, 2008 | 17 | 2008 |
| Collusive bidding in hostile takeovers RP McAfee, D Vincent, MA Williams, M Williams Havens Journal of Economics & Management Strategy 2 (4), 449-482, 1993 | 17 | 1993 |
| Global evidence on the distribution of firm growth rates MA Williams, BP Pinto, D Park Physica a: Statistical mechanics and its applications 432, 102-107, 2015 | 15 | 2015 |