Research Article
Economic Policy Uncertainty and Conditional Dependence between China and U.S. Stock Markets
Table 3
ARCH test results for the SSEC index and S&P 500 index returns.
| | Name | Value | Standard error | t statistic | value |
| SSEC | Constant | 1.1105e − 06 | 3.2666e − 07 | 3.3997 | 0.0007 | ARCH (1, 1) | 0.06033 | 0.0037 | 16.4860 | 4.6519e − 61 |
| S&P 500 | Constand | 2.7209e − 06 | 4.0015e − 07 | 6.7997 | 1.0482e − 11 | ARCH (1, 1) | 0.1399 | 0.0085 | 16.3910 | 2.2015e − 6 |
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