主题：【原创】经济大萧条即将来临？ -- 倥偬飞人

Signs of a market top? The spread between the risk premiums of put and call options on the S&P 500 is unusually high. Normally, the spread is around 6%. But since August, speculators have favored puts, causing the spread to widen to 8.1%. The last time this indicator approached these levels was in July 2001, just before the S&P 500 fell 34%.