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. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Interested in a Fuel Efficient Car? Estimate how many months it may take to recover the out-of-pocket costs when buying a more efficient vehicle. Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living. When Do You Need a Will? When do you need a will? The answer is easy: Right Now.