Table 2.
Describes design and descriptive statistics.
| type | title | symbol | Variable design | mean | variance | min | max |
|---|---|---|---|---|---|---|---|
| Explained variable | bankruptcy risk | Z | Z-score | 21.995 | 9.002 | 2.0432 | 44.560 |
| Core explanatory variable | proxy variable of expected effect of OBS innovation | LCCP | The difference between the expected return rate of OBS innovation of Chinese commercial banks and the benchmark one-year deposit rate | 4.695 | 1.521 | 1.531 | 17.209 |
| virtual variable of rigid payment | NF | The proportion of capital balance of non-break-even floating income is the median | 0.455 | 0.498 | 0.000 | 1.000 | |
| Control variables | Real GDP growth rate | GDP | (current period real GDP-last period real GDP)/last period real GDP | 0.231 | 0.323 | 0 .065 | 1.187 |
| Total assets | ASSET | Take logarithm of the total assets | 0.781 | 0.173 | 0.427 | 1.239 | |
| Capital adequacy ratio | CAR | Capital adequacy ratio *100 | 12.743 | 6.227 | 3.400 | 150.330 | |
| Return on assets | ROA | (net profit/total assets) *100 | 0.986 | 0.338 | 0.000 | 2.876 | |
| Equity liability ratio | ED | (The equity-liability ratio) * 10,000 | 7.137 | 2.042 | 1.890 | 19.090 |
Sources: Wind database, bank annual reports.