January 2, 2017 Dear Investor: After last year’s 12% gain in the S&P 500, investors should brace themselves for a more difficult time. Not only is that number higher than the 10% average annualized stock market return over the past century, it follows several good years. The Dow sits just under 20,000, having climbed from 6,547 on March 9, 2009—a sobering fact for the many who sold at the bottom and still sit on the sidelines waiting to get...