Investors were pleased with the Federal Reserve’s (Fed) new approach to its balance sheet. The Fed delivered its semi-annual Monetary Policy Report to Congress last week. The report recapped the events of late 2018 and reiterated the Fed’s intention to “…be patient as it determines what future adjustments to the federal funds rate may be appropriate to support the Committee's congressionally mandated objectives of maximum employment and price stability.” In other words, rate hikes are on hold for now. The Fed also addressed issues related to its balance sheet, which grew from $900 billion at the end of 2006 – about 6 percent of the United States’ gross domestic product (GDP) – to almost $4.5 trillion at the end of 2014 – about 25 percent of U.S. GDP. (GDP is the value of all goods and services produced in the United States in a given period.) The balance sheet more than quadrupled during the past decade because the Fed began buying Treasuries and mortgage...