The economy has been full of surprises this year, starting with economic troubles in China that helped fueled two months of financial market turbulence and raised worries the U.S. economy could be headed for a recession. In the first quarter, gross domestic product expanded at a lackluster annual rate of 0.8 percent. Federal Reserve officials included a surprise in the minutes of their April meeting, indicating that they might raise rates at their next meeting on June 14-15, something that investors had not expected. [...] I do anticipate a series of rate hikes through 2017 and 2018, in large part because the U.S.