| Rank | Score | Institution | 1 | 1 | Department of Economics, University of Oklahoma, Norman |
| Rank | Score | Author | Affiliated with (in this region) |
| 1. | 1.25 | Kevin Grier | Department of Economics, University of Oklahoma, Norman |
| 2. | 2.43 | Benjamin D Keen | Department of Economics, University of Oklahoma, Norman |
| 3. | 3.47 | B Wade Brorsen | Department of Agricultural Economics, Oklahoma State University, Stillwater |
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