中美股市冲击中的差异：——兼论当下与4月关税的不同

Group 1: Market Environment Differences - A-shares tend to drop more when they are more expensive, but they also rebound more significantly afterward, indicating a value-driven market[2] - U.S. stocks exhibit panic selling regardless of valuation, with the most expensive stocks rebounding the most during recovery phases, indicating a high-risk preference[2] - As of October 2, the dynamic P/E ratios for the Shanghai Composite Index, Hang Seng Index, and S&P 500 were 14.1, 11.7, and 22.2 respectively, up from 12.2, 10.2, and 20.5 in April[11] Group 2: Tariff Environment Differences - The current tariff escalation has exceeded market expectations, but the market's psychological resilience is stronger than in April[3] - In April, there was less than a 15% probability that tariffs would be reduced, while now the market perceives a higher likelihood of a TACO deal[3] Group 3: Foreign Trade Environment Differences - The foreign trade environment in China is significantly better than in April, aided by a global interest rate cut cycle initiated by the Federal Reserve[4] - The global manufacturing PMI has rebounded since April, indicating improved expectations for industrial production cycles[4] Group 4: Macro Environment Differences - Both China and the U.S. face short-term macroeconomic pressures, but mid-term conditions are expected to improve compared to April[5] - In China, the shift from precautionary savings to normal deposits indicates a recovery in the private sector economy, with M1 growth continuing to rise[5] Group 5: Exchange Rate Environment Differences - The RMB exchange rate is expected to remain stable, with increased flexibility viewed as beneficial for macroeconomic control[7] - For the USD, the risk of further depreciation is limited due to a high level of hedging by overseas investors and a neutral skew in options volatility[7]