Descriptive statistics and correlation matrix
| Variables | Digi | ln Infra | ln Dri | ln Eco | C1 | C2 | C3 | C4 | C5 | C6 |
|---|---|---|---|---|---|---|---|---|---|---|
| Digi | 1 | |||||||||
| ln Infra | 0.618*** | 1 | ||||||||
| ln Dri | 0.710*** | 0.501*** | 1 | |||||||
| ln Eco | 0.705*** | 0.604*** | 0.710*** | 1 | ||||||
| C1 | 0.014 | 0.473*** | −0.074*** | −0.095*** | 1 | |||||
| C2 | 0.273*** | 0.439*** | 0.102*** | 0.201*** | 0.485*** | 1 | ||||
| C3 | 0.107*** | 0.265*** | 0.414*** | 0.183*** | 0.137*** | 0.101*** | 1 | |||
| C4 | 0.468*** | 0.634*** | 0.371*** | 0.492*** | 0.430*** | 0.505*** | 0.093*** | 1 | ||
| C5 | 0.149*** | 0.111*** | 0.183*** | −0.272*** | 0.049** | −0.009 | 0.242*** | −0.007 | 1 | |
| C6 | 0.261*** | 0.211*** | 0.304*** | −0.116*** | 0.023 | −0.012 | 0.283*** | 0.073*** | 0.843*** | 1 |
| Observations | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 |
| Mean | 0 | 4.579 | 7.297 | 10.587 | 5.944 | 1.185 | 9.825 | 10.066 | 1.696 | 1.157 |
| SD | 1.356 | 0.846 | 0.505 | 0.745 | 0.642 | 0.897 | 4.458 | 1.864 | 1.426 | 0.975 |
| Min | −1.742 | 2.597 | 4.649 | 7.537 | 3.784 | −2.977 | 2.033 | 1.099 | 0.371 | 0.132 |
| Max | 12.99 | 7.349 | 10.128 | 13.185 | 8.136 | 3.318 | 16.105 | 14.941 | 24.8 | 16.743 |
| Variables | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | ||||||||||
| 0.618 | 1 | |||||||||
| 0.710 | 0.501 | 1 | ||||||||
| 0.705 | 0.604 | 0.710 | 1 | |||||||
| 0.014 | 0.473 | −0.074 | −0.095 | 1 | ||||||
| 0.273 | 0.439 | 0.102 | 0.201 | 0.485 | 1 | |||||
| 0.107 | 0.265 | 0.414 | 0.183 | 0.137 | 0.101 | 1 | ||||
| 0.468 | 0.634 | 0.371 | 0.492 | 0.430 | 0.505 | 0.093 | 1 | |||
| 0.149 | 0.111 | 0.183 | −0.272 | 0.049 | −0.009 | 0.242 | −0.007 | 1 | ||
| 0.261 | 0.211 | 0.304 | −0.116 | 0.023 | −0.012 | 0.283 | 0.073 | 0.843 | 1 | |
| Observations | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 | 2412 |
| Mean | 0 | 4.579 | 7.297 | 10.587 | 5.944 | 1.185 | 9.825 | 10.066 | 1.696 | 1.157 |
| SD | 1.356 | 0.846 | 0.505 | 0.745 | 0.642 | 0.897 | 4.458 | 1.864 | 1.426 | 0.975 |
| Min | −1.742 | 2.597 | 4.649 | 7.537 | 3.784 | −2.977 | 2.033 | 1.099 | 0.371 | 0.132 |
| Max | 12.99 | 7.349 | 10.128 | 13.185 | 8.136 | 3.318 | 16.105 | 14.941 | 24.8 | 16.743 |
Notes:
** and *** indicate that the correlation coefficient is significant at a level of 5 and 1%; respectively
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