| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| krugman 1993 | 1.17 | 0.1 | 2523 | 99 | 12 |
| krugman | 1.94 | 0.7 | 1166 | 31 | 7 |
| 1993 | 1.95 | 0.9 | 6598 | 65 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| krugman 1993 | 1.38 | 0.6 | 2290 | 55 |
| krugman 1992 | 1.3 | 0.3 | 3747 | 47 |
| krugman 1994 | 1.32 | 0.1 | 3760 | 41 |
| krugman 1983 | 0.94 | 0.7 | 886 | 36 |
| krugman 1991 | 1.57 | 1 | 3642 | 80 |
| krugman 1998 | 0.06 | 0.1 | 9403 | 58 |
| krugman 1990 | 0.75 | 0.8 | 3697 | 18 |
| krugman 1999 | 0.74 | 0.4 | 4440 | 68 |
| krugman 1995 | 1.79 | 0.9 | 7530 | 78 |
| krugman 1996 | 0.89 | 1 | 6106 | 23 |
| krugman 1991a | 1.9 | 0.6 | 124 | 17 |
