| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| kantorovich rubinstein duality | 1.75 | 0.4 | 1674 | 11 | 30 |
| kantorovich | 1.81 | 0.1 | 1509 | 80 | 11 |
| rubinstein | 1.64 | 0.9 | 1658 | 61 | 10 |
| duality | 0.82 | 1 | 6363 | 86 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| kantorovich rubinstein duality | 0.25 | 0.6 | 4641 | 18 |
