Table 8 Example product categories
From: How does the position of firms in the supply chain affect their performance? An empirical study
Level 0 | Â | Level 1 | Â | Level 2 | Â | Level 3 | Â |
|---|---|---|---|---|---|---|---|
15 | Engine | 1515 | Gas fuel injection system | 151502 | Fuel rail | Â | Â |
| Â | Â | Â | Â | 151504 | Fuel injector | 15150402 | Fuel injection nozzle |
| Â | Â | Â | Â | Â | Â | 15150404 | Fuel injection nozzle holder |
| Â | Â | Â | Â | 151506 | Electronic throttle control system | Â | Â |
| Â | Â | Â | Â | 151508 | Throttle body | 15150802 | Throttle valve |
| Â | Â | Â | Â | 151510 | Air flow meter | Â | Â |
| Â | Â | Â | Â | 151512 | Pressure regulator | Â | Â |
| Â | Â | Â | Â | 151514 | Idle rotation control valve | Â | Â |
| Â | Â | Â | Â | 151516 | Swirl control valve | Â | Â |
| Â | Â | Â | Â | Â | Fuel rail | Â | Â |