After a negative 7-sigma two-day drop last week in the S&P 500 index, yesterday there was a positive 9-sigma rally. These tail events are rare and have historically occurred during large corrections.
Read Full Article »After a negative 7-sigma two-day drop last week in the S&P 500 index, yesterday there was a positive 9-sigma rally. These tail events are rare and have historically occurred during large corrections.
Read Full Article »