Before You Invest in an ETF or Index Make Sure You Understand Them

At the moment, investing in ETFs and index funds are all the rage. Unfortunately, what an investor believes they are getting may not be what they actually get. The most popular ETF is the SPDR S&P 500 ETF which is passively managed and based on the S&P 500 index which includes primarily large cap stocks. The S&P 500 is considered a broad market index because it includes 500 different companies. The appeal of investing in a broad market index is that there is such diversity that gains and losses are averaged out across various kinds of stocks as to realize the overall returns of the market. But most funds are based on a much more narrow set of indexes which include various sectors, market caps, stock styles, or niche markets. These, more narrow indexes subject the investor to much higher risk. Therefore, you might think you are choosing an ETF in order to diversify, but you might actually be be putting your investments at risk by specializing. Let's take a c...