| Variables types | Variable code | Variable name | Variable measurement |
| dependent variable | Chi,t | strategic change | volatility of strategic resource allocation between years |
| independent variable | Dynai,t | environmental dynamics | standard deviation/expected value of business revenue over the past five years |
| moderating variable | Ffi,t | financial flexibility | financial flexibility = cash flexibility + debt financing flexibility |
| control variable | Agei,t | enterprise age | take the natural logarithm of the number of years from the establishment to the statistics |
| Esizei,t | total staff size | take the natural logarithm of the total number of employees at the end of the period | |
| Csizei,t | total staff size | take the natural logarithm of the total number of assets at the end of the period |