| Theme | Number of Articles |
| Technology | 9 |
| Others | 6 |
| Other industry | 6 |
| Supply Chain | 4 |
| Innovation | 3 |
| Economic growth of sample country | 3 |
| Sustainability | 2 |
| Social | 2 |
| Internationalization | 2 |
| Teaching | 2 |
| Total | 39 |