| 1 |  | |
| 2 |  | |
new | 3 |  | |
new | 4 |  | by Avinash K. Dixit, and Barry J. Nalebuff |
▼1 | 5 |  | |
new | 6 |  | |
new | 7 |  | |
new | 8 |  | |
▼4 | 9 |  | |
▲6 | 10 |  | |
▼1 | 11 |  | |
▲1 | 12 |  | |
▼6 | 13 |  | |
▼2 | 14 |  | |
new | 15 |  | |
new | 16 |  | |
▲11 | 17 |  | by Shane Claiborne, and Chris Haw |
▼12 | 18 |  | by Judith K. Leavitt, Mary W. Chaffee, and Diana J. Mason |
▼10 | 19 |  | |
| 20 |  | |
▲2 | 21 |  | |
▼1 | 22 |  | |
new | 23 |  | |
▲11 | 24 |  | |
▲16 | 25 |  | |
▲5 | 26 |  | by Joel Spring, and Joel Spring |
▲5 | 27 |  | by Sam C. Sarkesian, John Allen Williams, and Stephen J. Cimbala |
▲7 | 28 |  | |
▼5 | 29 |  | |
▲1 | 30 |  | |
▼9 | 31 |  | |
▲2 | 32 |  | |
▼19 | 33 |  | |
▼9 | 34 |  | |
▲11 | 35 |  | |
▼10 | 36 |  | by Steffen W. Schmidt, Mack C. Shelley, and Barbara A. Bardes |
▼8 | 37 |  | |
▼2 | 38 |  | by Bruce Schulman, and Bruce J. Schulman |
▼28 | 39 |  | |
▼1 | 40 |  | |
▼14 | 41 |  | |
▲5 | 42 |  | |
▲2 | 43 |  | |
▼20 | 44 |  | by John Berger, and David Levi Strauss |
▼30 | 45 |  | |
▼34 | 46 |  | by Barbara A. Bardes, Mack C. Shelley, and Steffen W. Schmidt |
▼8 | 47 |  | |
▼10 | 48 |  | |
▼24 | 49 |  | |
new | 50 |  | |