In a Blast From a Financial Crisis Past, Synthetic CDOs Are Back

Wall Street Journal, Aug. 28, 2017–Christopher Whittal, Mike Bird (subscription)
A decade ago, investors’ bad bets on collateralized debt obligations helped fuel the crisis. Billed as safe, they turned out to be anything but. Now, more investors are returning to CDOs-and so are concerns that excess is seeping into the aging bull market.