Trusting Wall Street stock market predictions could be hazardous to your portfolio's health.
In particular, the annual Wall Street stock market predictions made by the top analysts are so inaccurate, a blindfolded monkey with a dartboard could do better.
Collectively, the forecasts of these "experts" over the past 15 years have been off by an average of 14.7 percentage points a year. That's worse than if they'd simply guessed the long-term average return of 9% every year.