Quant megafund AQR explains why investors should be more worried about prolonged slumps than virus-style crashes — and details a 3-part process for protecting against them

· AQR Capital Management says investors might be afraid of another rapid market crash after the coronavirus pandemic crushed stocks, but they should be more worried about a longer slump.
· The firm says that means investors have to think about ways to protect themselves beyond just options, which they can work in the short...