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 Contents Should You Invest in Exchange Traded Funds? There are hundreds of ETFs available. Should you invest in them? Inflation and the Real Rate of Return Learn about the role of inflation when considering your portfolio’s rate of return with this helpful article. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.