Should You Invest in Exchange Traded Funds? There are hundreds of ETFs available. Should you invest in them? Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Life and Death of a Twenty Dollar Bill How long does a $20 bill last? Orchestrating Your Retirement Accounts Getting the instruments of your retirement to work in concert may go far in realizing the retirement you imagine. Infographic: 2019 Taxes by the Numbers Here are the official tax numbers for 2019.