The Wall Street Journal on what's driving the shorting of stocks that has seen "bets against the SPDR S&P 500 Trust, the biggest exchange-traded fund tracking the broad index, [rise] to $68.1 billion last week, the highest level in data going back to January 2016." https://lnkd.in/ey64JdD #economy #markets #stocks #wsj #investing #equities #stockmarket #selloff #investmentmanagement …see more