The SPDR S&P 500 ETF (NYSE: SPY) is the oldest and most successful ETF in the world and tracks 500 of the most successful companies in the United States across various sectors.

Find out more about ETFs: A Simple 4-Step Introduction to ETFs

In my opinion, SPY is the most cost-effective method to gain exposure and ride on the economic growth of the U.S. For those of us who are bullish on the U.S. in general but don’t know which particular U.S. stock to buy, then going with the SPY might be your best choice.

The table below provides the basic characteristics of SPY:

Source: Yahoo! Finance/Morningstar

SPY is highly established and liquid with $168 billion in assets and 149 million shares exchanged on average over three months. State Street Global Advisors is the institution behind the SPY and they are the second largest asset manager in the …