| Value | Category | 
|---|---|
| -8 | refused | 
| 1 | privatization of a state-owned firm | 
| 2 | originally private_ from time of start up | 
| 3 | private subsidiary of a formerly state-owned firm | 
| 4 | joint venture with foreign partner(s) | 
| 5 | state-owned firm | 
| 6 | other_ spontaneous - please specify |