美股风险的三组观察指标：【每周经济观察】海外周报第112期-20251103

Group 1: Market Valuation - The S&P 500 index's valuation has reached levels comparable to those in 1999-2000, while the MAG7's absolute and relative valuations remain significantly lower than the Nasdaq during that period[2] - As of the end of October, the PE ratio of MAG7 is approximately 41X, which is 1.4 times that of the S&P 500; in contrast, the Nasdaq's PE exceeded 100X in 1999-2000, over 4 times that of the S&P 500[2] - Current valuations for companies like Nvidia (59X), META (23X), Microsoft (37X), and Oracle (59X) are lower than those of Cisco (200X), Microsoft (56X), Yahoo (666X), and Sun Micro (123X) in March 2000[2] Group 2: Company Debt - The debt-to-asset ratio for the S&P 500 is approximately 27%, compared to an average of 38% during 1999-2000; the MAG7's ratio is about 17%, the lowest since 2015[3] - The debt-to-EBITDA ratio for the S&P 500 is around 3.6, while the average during 1999-2000 was 4.7; for MAG7, this ratio is approximately 0.6, also the lowest since 2015[3] Group 3: Macro Investment and Profits - Private investment in information processing equipment as a percentage of nominal GDP is 2% as of Q2 this year, lower than the 2.8% peak in 1999-2000[4] - Software private investment accounts for 2.4% of nominal GDP, slightly above the trend from 2004-2019, while it was 1.5% in 1999-2000[4] - Currently, there is no significant divergence between the S&P 500's EPS and U.S. corporate profits, unlike the substantial discrepancies observed from 1998 to 2000[4]