What Are Mutual Funds, ETFs And Index Funds?

The vehicles that most investors use are Mutual Funds, Exchange-Traded Funds (ETFs) and Index Funds, (which are also most commonly used by retail investors). So what is the difference between each investment vehicle, and how exactly do they work? Most importantly, which of these methods is best for you? Host Lou Scatigna, CFP® explains in this segment from The Financial Physician.