Heterogeneity test in technological innovation industry
| Test objects | Variables | Step 1 | Step 2 | Step 3 | Test results |
|---|---|---|---|---|---|
| ICT | Trade in digital services | 0.0390*** (0.0128) | 0.2494*** (0.0325) | 0.0205 (0.0135) | Mediation/total effect = 0.4751 |
| Technological innovation | 0.0743*** (0.0195) | ||||
| Insurance and pensions | Trade in digital services | −0.0043 (0.0104) | 0.0176 (0.0279) | −0.0058 (0.0101) | The mediating effect is not significant |
| Technological innovation | 0.0853*** (0.0183) | ||||
| finance | Trade in digital services | −0.0107 (0.0108) | 0.0645** (0.0290) | −0.0163 (0.0106) | The mediating effect is not significant |
| Technological innovation | 0.0881*** (0.0183) | ||||
| Other business services | Trade in digital services | 0.0622*** (0.0153) | 0.3451*** (0.0384) | 0.0396** (0.0166) | Mediation/total effect = 0.3629 |
| Technological innovation | 0.0654*** (0.0199) | ||||
| intellectual property | Trade in digital services | 0.0208* (0.0114) | 0.1347*** (0.0300) | 0.0098 (0.0114) | Mediation/total effect = 0.5524 |
| Technological innovation | 0.0853*** (0.0183) |
| Test objects | Variables | Step 1 | Step 2 | Step 3 | Test results |
|---|---|---|---|---|---|
| ICT | Trade in digital services | 0.0390*** (0.0128) | 0.2494*** (0.0325) | 0.0205 (0.0135) | Mediation/total effect = 0.4751 |
| Technological innovation | 0.0743*** (0.0195) | ||||
| Insurance and pensions | Trade in digital services | −0.0043 (0.0104) | 0.0176 (0.0279) | −0.0058 (0.0101) | The mediating effect is not significant |
| Technological innovation | 0.0853*** (0.0183) | ||||
| finance | Trade in digital services | −0.0107 (0.0108) | 0.0645** (0.0290) | −0.0163 (0.0106) | The mediating effect is not significant |
| Technological innovation | 0.0881*** (0.0183) | ||||
| Other business services | Trade in digital services | 0.0622*** (0.0153) | 0.3451*** (0.0384) | 0.0396** (0.0166) | Mediation/total effect = 0.3629 |
| Technological innovation | 0.0654*** (0.0199) | ||||
| intellectual property | Trade in digital services | 0.0208* (0.0114) | 0.1347*** (0.0300) | 0.0098 (0.0114) | Mediation/total effect = 0.5524 |
| Technological innovation | 0.0853*** (0.0183) |
Source(s): Table provided by the author