Question 9 1 pt Tom decides to begin investing some portion of his annual bonus, beginning with $6,000. In the first year he earns an 8 percent return an adds $6,000 to his investment. In the second year his portfolio loses 8 percent but, sticking to his plan, he adds $6,000 to his portfolio. In this year his portfolio returns 2 percent. What is Tom's dollar-weighted average return on his investments? 2.00 percent -0.47 percent 1.20 percent 0.67 percent -0.67 percent