Unit root test
| Variable | Stationary tests AL level | |||
|---|---|---|---|---|
| Im, Pesaran and Shin W-stat | ADF – Fisher Chi-square | PP – Fisher Chi-square | Result | |
| FSIZE | 0.0000 | 0.0000 | 0.0000 | Reject null hypothesis |
| ROA | 0.0250 | 0.0016 | 0.0000 | Reject null hypothesis |
| LIQ | 0.0000 | 0.0000 | 0.0002 | Reject null hypothesis |
| ROCE | 0.0000 | 0.0000 | 0.0000 | Reject null hypothesis |
| LEV | 0.4590 | 0.0393 | 0.0001 | Reject null hypothesis |
| ROE | 0.0000 | 0.0000 | 0.0000 | Reject null hypothesis |
| MVA | 0.0000 | 0.0000 | 0.0000 | Reject null hypothesis |
| TQ | 0.0000 | 0.0000 | 0.0724 | Reject null hypothesis |
| Variable | Stationary tests AL level | |||
|---|---|---|---|---|
| Im, Pesaran and | ADF – Fisher Chi-square | PP – Fisher | Result | |
| 0.0000 | 0.0000 | 0.0000 | Reject null hypothesis | |
| 0.0250 | 0.0016 | 0.0000 | Reject null hypothesis | |
| 0.0000 | 0.0000 | 0.0002 | Reject null hypothesis | |
| 0.0000 | 0.0000 | 0.0000 | Reject null hypothesis | |
| 0.4590 | 0.0393 | 0.0001 | Reject null hypothesis | |
| 0.0000 | 0.0000 | 0.0000 | Reject null hypothesis | |
| 0.0000 | 0.0000 | 0.0000 | Reject null hypothesis | |
| 0.0000 | 0.0000 | 0.0724 | Reject null hypothesis | |
Notes:
1- LEV is leverage, ROE is return on equity, TQ is Tobin-Q, LIQ is liquidity, ROCE is return on capital employed, ROA is return on assets, FSIZE is firm size and MVA is market value added