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Table 8 Test for heteroskedasticity

From: Chinese shareholders’ reaction to the disclosure of environmental violations: a CSR perspective

Test method Hypothesis Test result Conclusion
Breusch-Pagan/ Cook-Weisberg H0: sigma(i)^2= sigma^2 for all i chi2(10) = 17.66
Prob > chi2 = 0.061
Reject H0
White H0: sigma(i)^2= sigma^2 for all i chi2(61) = 79.56
Prob > chi2 = 0.056
Reject H0