This demonstration shows the importance of alpha generation. Still, there are scenarios where investors might look more at a fund's beta. For example, if an investor is bullish on the market ...

After emitting an alpha or beta particle, the nucleus will often still be ‘excited’ and will need to lose energy. It does this by emitting a high energy electromagnetic wave called a gamma ray.

S&P 500® Bull 2X Shares ETF offers amplified returns in uptrends, but suffers from drift due to beta-slippage. Click for my SPUU ETF update.