On October 30, 2026, the Buffett Index (total market capitalization of A-shares/GDP of the previous year) was 82.00%; the equity risk premium (ERP) of the CSI 300 Index was 6.12%, up 0.07 percentage points from the previous trading day (October 29), continuing to be above the 6% reference line. According to this indicator, the valuation attractiveness of A-shares relative to government bonds increased compared to the previous trading day.