Watch out for a summer of shocks, says a Bank of America Merrill Lynch report written by Michael Hartnett, pointing to the trend of long robots and short humans in a world of growing income inequality.

Hartnett: Summer of shocks, get long volatility
It’s time to buy volatility, not sell it, Hartnett, BAML’s chief investment strategist, says in a May 4 report that warns of a summer of shocks.
“Own volatility,” Hartnett and BAML investment strategist Brian Leung write. With the stock market looking toppy from several perspectives, and too many volatility triggers...

