Correlation matrix
| Variables | GDP | Capital | Labour | ICTNet | ICTMob | ICTTel | FD | FDI | Trade |
|---|---|---|---|---|---|---|---|---|---|
| High-income | |||||||||
| GDP | 1.00 | ||||||||
| Capital | 0.15** | 1.00 | |||||||
| Labour | 0.08* | 0.10 | 1.00 | ||||||
| ICTNet | 0.43*** | 0.23*** | 0.28*** | 1.00 | |||||
| ICTMob | 0.21** | 0.09 | −0.08 | 0.73*** | 1.00 | ||||
| ICTTel | 0.36** | 0.05 | 0.46*** | 0.17*** | −0.15** | 1.00 | |||
| FD | 0.01*** | −0.02 | 0.52*** | 0.37*** | 0.13** | 0.68*** | 1.00 | ||
| FDI | −0.05* | −0.13** | −0.14** | 0.04 | 0.10 | 0.19*** | 0.54*** | 1.00 | |
| Trade | 0.43** | 0.10 | −0.36*** | 0.14** | 0.22*** | 0.05 | 0.03 | 0.14** | 1.00 |
| Middle-income | |||||||||
| GDP | 1.00 | ||||||||
| Capital | 0.02** | 1.00 | |||||||
| Labour | 0.05*** | 0.29*** | 1.00 | ||||||
| ICTNet | 0.14*** | 0.12* | 0.05 | 1.00 | |||||
| ICTMob | 0.48*** | 0.12* | −0.07 | 0.76*** | 1.00 | ||||
| ICTTel | 0.59*** | 0.10 | 0.23*** | 0.41*** | 0.27*** | 1.00 | |||
| FD | 0.45*** | 0.18*** | 0.39*** | 0.68*** | 0.52*** | 0.45*** | 1.00 | ||
| FDI | −0.01** | 0.15** | −0.04 | 0.05 | 0.13** | 0.05 | 0.09 | 1.00 | |
| Trade | 0.26*** | 0.16*** | −0.28*** | 0.45*** | 0.33*** | 0.25*** | 0.57*** | 0.26*** | 1.00 |
| Variables | GDP | Capital | Labour | ICTNet | ICTMob | ICTTel | FD | FDI | Trade |
|---|---|---|---|---|---|---|---|---|---|
| GDP | 1.00 | ||||||||
| Capital | 0.15** | 1.00 | |||||||
| Labour | 0.08* | 0.10 | 1.00 | ||||||
| ICTNet | 0.43*** | 0.23*** | 0.28*** | 1.00 | |||||
| ICTMob | 0.21** | 0.09 | −0.08 | 0.73*** | 1.00 | ||||
| ICTTel | 0.36** | 0.05 | 0.46*** | 0.17*** | −0.15** | 1.00 | |||
| FD | 0.01*** | −0.02 | 0.52*** | 0.37*** | 0.13** | 0.68*** | 1.00 | ||
| FDI | −0.05* | −0.13** | −0.14** | 0.04 | 0.10 | 0.19*** | 0.54*** | 1.00 | |
| Trade | 0.43** | 0.10 | −0.36*** | 0.14** | 0.22*** | 0.05 | 0.03 | 0.14** | 1.00 |
| GDP | 1.00 | ||||||||
| Capital | 0.02** | 1.00 | |||||||
| Labour | 0.05*** | 0.29*** | 1.00 | ||||||
| ICTNet | 0.14*** | 0.12* | 0.05 | 1.00 | |||||
| ICTMob | 0.48*** | 0.12* | −0.07 | 0.76*** | 1.00 | ||||
| ICTTel | 0.59*** | 0.10 | 0.23*** | 0.41*** | 0.27*** | 1.00 | |||
| FD | 0.45*** | 0.18*** | 0.39*** | 0.68*** | 0.52*** | 0.45*** | 1.00 | ||
| FDI | −0.01** | 0.15** | −0.04 | 0.05 | 0.13** | 0.05 | 0.09 | 1.00 | |
| Trade | 0.26*** | 0.16*** | −0.28*** | 0.45*** | 0.33*** | 0.25*** | 0.57*** | 0.26*** | 1.00 |
Note(s): ***p < 0.01; **p < 0.05; *p < 0.1