The theory behind mutual funds is simple: Most individuals can't possibly buy enough stocks and bonds to have a smart portfolio, so you pool your money with money from thousands of other investors.
Tags: mutual funds, fund manager, portfolio, retirement, investing, growth fund, small-cap fund, large-cap fund, taxes, savings, retirement, ultimate guide to retirement, CNNMoney, Money Magazine, stocks, bonds, investing, mutual funds, retirement, asset allocation, savings, personal finance, cash, inflation,