| Variable | Symbol | Description | Source |
| Bank size | BS | Ownership assets by banks | Almanac of China’s Finance and Banking |
| Non-Performing loans | NPL | A loan is said to non-performing when more than 90 days pass without the borrower paying the agreed installments | Almanac of China’s Finance and Banking |
| Return on Assets | ROA | An indicator of banks profitability and measures deposit takers efficiency in the use of assets | Almanac of China’s Finance and Banking |
| Net income | IN | The amount of individual earns after subtracting taxes and other deductions from gross income | Almanac of China’s Finance and Banking |
| Real gross domestic product | RGDP | This is an inflation adjusted measure that reflects the value of all goods and services by an economy in a given year, expressed in base-year prices. | WDI |
| Inflation | INF | Measured as the consumer price index on annual basis with 2000 as base year | WDI |
| Ratio of total assets to loans | RTL | This is an indicator of financial leverage. It tells the percentage of total assets that are financed by creditors, liabilities and debt. | Almanac of China’s Finance and Banking |