| Variables | Normal platform (1328) | Problematic platform (931) | Mean differences | ||||
| minimum | maximum | mean | minimum | maximum | mean | ||
| Registered capital (Ten thousand yuan) | 50 | 250,000 | 5850.68 | 10 | 100,000 | 3015.44 | 2835.24*** |
| Employees number (person) | 10 | 20,000 | 171.59 | 5 | 1200 | 56.94 | 114.65*** |
| Operation time (month) | 12 | 111 | 25.44 | 1 | 68 | 14.62 | 10.82*** |
| Type of project | 1 | 7 | 2.49 | 1 | 7 | 2.89 | −0.40*** |
| Information disclosure item | 2 | 8 | 6.71 | 1 | 8 | 5.60 | 1.11*** |