ETFs

ETFs (Exchange-Traded Funds) 
are baskets of assets like stocks, bonds, commodities…
 
Advantages of ETFs

 

LOW fees

ETFs have very low fees, compared with traditional mutual funds

DIVERSIFICATION

Some ETF replicate a whole set of indexes such as the SP500, or others global indexes,

we can also invest in commodities, bonds, specific sectors, industries, countries, or asset classes

Investing with ETF removes the risk of investing in individual asset

LIQUIDITY

ETFs are traded on stock market during the normal trading day, and in real time like any stock.

 
Main providers 
Vanguard

 

lot of informations AT: http://etfdb.com/