The permanent portfolio is a nickname some investors give to a strategy of splitting your holdings equally among four major ...

While Vanguard's ETF is a fund that tracks the S&P 500, it's not any more difficult to buy and sell than any other stock.

Vanguard S&P 500 ETF ( $VOO ) has risen by 0.13% in the past week. It has experienced a 5-day net inflow of $2.14 billion.

Longer investment periods will continue to boost the overall returns. Add another decade to that $1,000 thought experiment with perfect annual returns of 10%, and you'd have $6,727 at the end. Going ...