It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Surprise! You’ve Got Money! Here’s a quick guide to checking to see if you have unclaimed money. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement.