Panel unit root test
| Variables | I(0) | I(1) |
|---|---|---|
| ROA | −2.03456 (0.96) | −4.87965*** (0.00) |
| RRR | −2.13478 (0.14) | −5.67891*** (0.00) |
| DL | −5.34567*** (0.00) | −6.12234*** (0.00) |
| Variables | I(0) | I(1) |
|---|---|---|
| ROA | −2.03456 (0.96) | −4.87965*** (0.00) |
| RRR | −2.13478 (0.14) | −5.67891*** (0.00) |
| DL | −5.34567*** (0.00) | −6.12234*** (0.00) |
Note(s): (1) The unit root of the variables was tested using Im, Pesaran, and Shin (1997). (2) The numbers in parentheses indicate the probability value of the unit root test. (3) The symbol *** indicates the significance at the level of 1%
Source(s): EViews 13 software for statistical analysis
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