16.11.2017 • 13:00 GMT
How Long Has It Been Since S&P 500 Made a Serious Bear Move?
• The S&P 500 has led other US equity indexes in forging clear head-and-shoulders patterns
• In such technical patterns, the shift in momentum is important; but critical is the opportunity of a strong trend to reverse
• A breakdown from US equities could prove a stronger signal of true risk aversion than most other development given its persistence