Unlike the rest of the big technology companies that already have sky-high profit margins, Amazon's profitability is still vastly understated due to its propensity to invest for future growth. Last ...

There are many ways to diversify beyond the S&P 500. One is to hold shares of the Invesco S&P 500 Equal Weight ETF RSP. Another, according to Davis, is to take an even broader index-fund approach. One ...