October Effect or October High: Which is More Possible?
@Tiger_comments：
The "October Effect" is considered one of the most notable periods on the financial calendar, as two major U.S. stock market crashes—October 1929 and October 1987—occurred during this month.Historically, October has shown significant volatility, with the Dow Jones experiencing the highest intraday swings since 1896.According to LPL Financial, since 1950, the market has seen greater than 1% fluctuations in October, more than any other month. $S&P 500(.SPX)$ Although September has recorded the most negative returns over the past 90 years, the events that triggered the 1929 crash and the 1907 panic actually began in September or earlier.The 1929 stock market crash, which started on October 24, became fully disastrous by October 28 and 29, leading