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 Message Thank you! Oops! Related Content The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money? Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter. How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset.