Matrix correlation of the variables and VIF factor (model 1)
| AI_ GOV | BRAIN_ DRAIN | ICT_ SPEC | GDP PPG | GOV EXPG | REG_ QUAL | VIF | |
|---|---|---|---|---|---|---|---|
| AI_GOV | 1.000 | ||||||
| BRAIN_DRAIN | −0.627 | 1.000 | 1.91 | ||||
| ICT_SPEC | 0.481 | −0.447 | 1.000 | 1.45 | |||
| GDPPPG | −0.063 | 0.240 | −0.093 | 1.000 | 1.06 | ||
| GOVEXPG | −0.108 | 0.127 | −0.366 | 0.066 | 1.000 | 1.15 | |
| REG_QUAL | 0.702 | −0.561 | 0.102 | −0.161 | 0.025 | 1.000 | 1.51 |
| AI_ GOV | BRAIN_ DRAIN | ICT_ SPEC | GDP PPG | GOV EXPG | REG_ QUAL | VIF | |
|---|---|---|---|---|---|---|---|
| AI_GOV | 1.000 | ||||||
| BRAIN_DRAIN | −0.627 | 1.000 | 1.91 | ||||
| ICT_SPEC | 0.481 | −0.447 | 1.000 | 1.45 | |||
| GDPPPG | −0.063 | 0.240 | −0.093 | 1.000 | 1.06 | ||
| GOVEXPG | −0.108 | 0.127 | −0.366 | 0.066 | 1.000 | 1.15 | |
| REG_QUAL | 0.702 | −0.561 | 0.102 | −0.161 | 0.025 | 1.000 | 1.51 |
Source(s): Authors’ processing
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