| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| incentive and constraint mechanisms | 0.4 | 0.5 | 3076 | 26 | 35 |
| incentive | 1.41 | 0.6 | 344 | 70 | 9 |
| and | 0.05 | 0.1 | 9746 | 21 | 3 |
| constraint | 0.67 | 0.2 | 5857 | 15 | 10 |
| mechanisms | 1.06 | 0.1 | 7746 | 71 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| incentive and constraint mechanisms | 0.55 | 0.8 | 6250 | 17 |
