From: Does supplier concentration matter to investors during the COVID-19 crisis: evidence from China?
Variables | \({R}^{{{\prime}}{{\prime}}}\)[− 1, 1] All | \({R}^{{{\prime}}{{\prime}}}\)[− 2, 2] All | \({R}^{{{\prime}}{{\prime}}}\)[− 1, 1] Secondary | \({R}^{{{\prime}}{{\prime}}}\)[− 2, 2] Secondary | \({R}^{{{\prime}}{{\prime}}}\)[− 2, 100] All | \({R}^{{{\prime}}{{\prime}}}\)[− 2, 100] Secondary |
---|---|---|---|---|---|---|
SC_adjusted | − 8.462*** (− 2.97) | − 8.611** (− 2.57) | − 10.403*** (− 5.53) | − 10.177*** (− 4.05) | − 13.809** (− 2.11) | − 19.288** (− 2.30) |
LnAsset | 1.212*** (4.67) | 1.342*** (3.90) | 1.521*** (5.54) | 1.719*** (4.53) | 2.013*** (4.67) | 2.539*** (6.37) |
BM | − 5.769*** (4.67) | − 6.335*** (− 4.34) | − 5.805*** (− 4.02) | − 6.080*** (− 3.16) | − 17.209*** (− 4.82) | − 19.666*** (− 4.89) |
Leverage | − 3.071 (− 1.44) | − 5.485** (− 2.54) | − 4.216* (− 1.77) | − 6.763** (− 2.82) | − 16.314 (− 1.54) | − 17.741* (− 1.78) |
Constant | 2.299 (0.59) | 3.233 (0.96) | 2.243 (0.48) | 2.787 (0.71) | 23.888*** (5.25) | 27.188*** (5.29) |
Location FE | Yes | Yes | Yes | Yes | Yes | Yes |
Observations | 2302 | 2302 | 1844 | 1844 | 2302 | 1844 |
R-squared | 0.149 | 0.138 | 0.161 | 0.142 | 0.098 | 0.115 |