| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| nber working paper series | 1.16 | 0.2 | 7390 | 78 | 25 |
| nber | 0.04 | 0.6 | 7691 | 37 | 4 |
| working | 0.58 | 0.7 | 7037 | 74 | 7 |
| paper | 0.57 | 0.6 | 8895 | 45 | 5 |
| series | 1.6 | 0.8 | 76 | 64 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| nber working paper series | 0.94 | 0.2 | 3505 | 34 |
