Table 3.
Estimations of elasticities.
| VARIABLES | (1) |
(2) |
(3) |
(4) |
(5) |
Equality |
|---|---|---|---|---|---|---|
| ihs_W_Citation | Cbin | CGtzero | ihs_CGtzero | ihs_CGtzero | (2)–(5) | |
| Collaboration | ||||||
| Authors | 0.2430 (0.1549) | 0.0248 (0.0348) | 0.1282 (0.2106) | 0.2272 (0.1523) | 0.2339 (0.1545) | -1.3203 |
| Instit | 0.1340 (0.1623) | 0.0562 (0.0754) | 0.3204 (0.4888) | 0.0609 (0.2011) | 0.0828 (0.2037) | -0.1225 |
| Country |
-0.1486 (0.1124) |
-0.2679∗∗ (0.1099) |
0.8566 (0.6784) |
0.1470 (0.2455) |
0.1028 (0.2482) |
-1.3657∗ |
| Scope | ||||||
| JEL |
-0.0019 (0.1343) |
0.0026 (0.0138) |
0.0845 (0.1458) |
-0.0301 (0.1452) |
-0.0140 (0.1471) |
0.1124 |
| Content | ||||||
| SFA1 |
0.9808∗∗∗ (0.1518) |
0.0488 (0.0779) |
-1.2838 (0.8443) |
-0.8869∗∗∗ (0.1567) |
-0.8895 (0.1594) |
-4.7386∗∗∗ |
| Accessibility | ||||||
| AllVersion | 0.4022∗∗∗ (0.1074) | 0.0329∗∗∗ (0.0112) | 0.1350 (0.0865) | 0.2421 (0.1056) | 0.2227∗∗ (0.1068) | -1.7675∗∗ |
| FT_2 | 1.0964∗∗∗ (0.2193) | 0.0250 (0.1024) | 0.1596 (0.7984) | 1.1370∗∗∗ (0.2507) | 1.1032∗∗∗ (0.2463) | -4.0422∗∗∗ |
| RG | 1.6387∗∗∗ (0.2427) | 0.1366∗∗ (0.0685) | 1.4566∗∗ (0.6153) | 1.6411∗∗∗ (0.2773) | 1.6601∗∗∗ (0.2484) | -5.9126∗∗∗ |
| ADE |
1.1953∗∗∗ (0.1836) |
0.1090 (0.0832) |
-0.1521 (0.5328) |
1.0277∗∗∗ (0.1582) |
1.0641∗∗∗ (0.1653) |
-5.1611∗∗∗ |
| Quality | ||||||
| IF | 1.3585∗∗∗ (0.4495) | - | 3.6194∗∗ (1.4956) | 2.1744∗∗ (0.9289) | 1.1734∗∗∗ (0.3807) | - |
| WOS | - | - | -3.4753∗∗ (1.4980) | -0.3623∗∗ (0.1688) | - | - |
| Scopus |
1.5984∗∗∗ (0.4111) |
0.1183 (0.5208) |
1.2848 (1.1685) |
1.9012∗∗∗ (0.5917) |
1.3023∗∗∗ (0.3409) |
-1.9022∗∗ |
| Model properties | ||||||
| Observations | 196 | 174 | 140 | 140 | 140 | - |
| R-squared | 0.3672 | - | 0.2963 | 0.3226 | 0.2973 | - |
| F test | 9.70∗∗∗ | 37.86∗∗∗ | 9.25∗∗∗ | 5.04∗∗∗ | 4.92∗∗∗ | - |
| Bruesch-Pagan/Cook-Weisberg | 2.34 | - | - | 0.26 | 0.09 | - |
| Ovtest | 1.39 | - | 0.28 | 1.62 | 1.16 | - |
| Shapiro_Wilk W test | 1.798∗∗ | - | 5.814∗∗∗ | 1.261 | -0.735 | - |
| Highest vif | 2.27 | - | 6.20 | 6.20 | 3.26 | - |