| economically | 18 | degree |
| no longer | 11 | temporal |
| for the next century | 10 | temporal |
| building → be → viable | 47 |
| building → be → viable option | 3 |
| negative | neutral | positive |
| 0.152 | 0.394 | 0.453 |
| Raw frequency | 50 |
| Normalized frequency | 0.368 |
| Modifier score | 0.500 |
| Perplexity | 186.460 |