大类资产周报：资产配置与金融工程A股领涨全球权益，股债负相关性达高位-20250825

Market Performance - A-shares led global equity markets with the Shanghai Composite Index rising by 3.49% and the ChiNext Index increasing by 5.85%[4] - The implied volatility of the 50ETF rose to 19.78%, indicating increased market uncertainty[4] - The Dow Jones reached a new high with a gain of 1.53%, while the Nasdaq experienced a slight decline of 0.58%[4] Bond Market Insights - The 30-year government bond futures fell by 1.43%, reflecting significant adjustments in the domestic bond market[4] - The negative correlation between stocks and bonds reached a historical high, highlighting the "see-saw effect" in market dynamics[4] Commodity Trends - International commodities showed strength, with Brent crude oil up by 2.14% and COMEX gold rising by 1.02%, driven by geopolitical risks and inflation hedging[4] - Domestic commodity prices generally declined, with the South China Commodity Index down by 0.44%[4] Currency Movements - The US dollar index decreased by 0.13%, while the offshore RMB appreciated by 0.24%[4] Asset Allocation Recommendations - For bonds, focus on high-grade credit bonds and adjust duration flexibly in a low-risk environment[5] - In overseas equities, consider opportunities in interest-sensitive sectors due to limited short-term rebound potential for the dollar[5] - For A-shares, maintain an overweight position in technology growth sectors, particularly electronics and AI hardware[5] Risk Factors - Key risks include policy adjustments, market volatility, geopolitical shocks, economic data validation risks, and liquidity transmission risks[6]