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Table 1 Main digital feature of CSI 300 index

From: Quasi-maximum exponential likelihood estimator and portmanteau test of double \(\operatorname{AR}(p)\) model based on \(\operatorname{Laplace}(a,b)\)

Mean Std. Skewness Kurtosis Minimum Maximum JB statistic
0.0004 0.0077 −1.1129 7.5885 −0.0437 0.0214 340.2778