| in the production of all goods | 22 | other |
| very | 14 | degree |
| at producing certain goods | 7 | other |
| country → be → efficient | 56 |
| country → be → more efficient | 39 |
| country → become → more efficient | 13 |
| country → become → efficient | 10 |
| negative | neutral | positive |
| 0.066 | 0.383 | 0.551 |
| Raw frequency | 118 |
| Normalized frequency | 0.498 |
| Modifier score | 0.677 |
| Perplexity | 366.681 |