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. 2023 Mar 27;9(4):e14939. doi: 10.1016/j.heliyon.2023.e14939

Table 2.

The result of the VAR model in terms of Rt,MVt,andDTt. yt=[Rt,MVt,DTt]=A0+Σi=1pBiyti+εt (1).

Rt MVt DTt
Rt1 0.0355 0.4328 −2.4045***
(1.1060) (0.6507) (-3.2897)
Rt2 −0.0142 0.2578 −0.7840
(-0.4358) (0.3823) (-1.0578)
MVt1 0.0026 −0.3492*** 0.1450***
(1.1743) (-0.6711) (2.8982)
MVt2 −0.0003 −0.0730 0.1441***
(-0.1541) (-1.6151) (2.8996)
DTt1 −0.0001 −0.0580 −0.5084***
(-0.0383) (-1.4240) (-11.3478)
DTt2 −0.0001 −0.1334*** −0.3296***
(-0.0272) (-3.3313) (-7.4913)
Constant 0.0219 0.0537 0.6855
(0.8698) (0.1032) (1.1983)
F statistic
Ho:Σi=12bRi=0 0.6887 0.2950 6.1163***
(0.5025) (0.7446) (0.0023)
Ho:Σi=12bMVi=0 0.8939 30.3342*** 6.1172***
(0.4094) (0.0000) (0.0023)
Ho:Σi=12bDTi=0 0.0008 5.5701*** 70.6735***
(0.9992) (0.0039) (0.0000)

Notes: Rt is the stock market return at time t, MVt is the change rates of market trading volume at time t, and DTt is the change rates of day trading volume at time t. bRi, bMVi, and bDTi are coefficients for stock return, market trading volume, and day trading volume. The t values are shown in parentheses in the upper part of Table 2. Granger causality F statistics and their p values shown in parentheses are presented in the lower part of Table 2. Statistical significance is set at 10%, 5%, and 1% levels denoted by *, **, and ***.