What keeps a $1.1 trillion money manager awake at night

We’re in uncharted territory. As the Fed begins to shrink its balance sheet and put an end to so-called quantitative easing — the policy move credited with helping the United States rebound from the financial crisis — investors are nervous a mistake could upend markets. “One of the things that always keeps up at night is the risk of a policy mistake,” Mike Ryan, CIO of UBS Wealth Management Americas, told Business Insider in a recent interview. Ryan emphasized uncertainty...