Explain Exchange Traded Funds.

Exchange Traded Funds Exchange traded funds (ETFs) was first introduced in 1993. ETFs are sometimes described as more "tax efficient" than traditional equity mutual funds. In short, they are similar to index mutual funds but are traded more like a stock. As their name implies, Exchange Traded Funds represent a basket of securities that are traded on an exchange. Gold ETFs are most popular among other ETFs, physical gold is kept as underlying security.