Asset Comparison and Correlation

Assuming 30 trading days horizon, S&P 500 is expected to generate 2.04 times more return on investment than SunAmerica. However, SP 500 is 2.04 times more volatile than SunAmerica US Govt Securities B. It trades about 0.35 of its potential returns per unit of risk. SunAmerica US Govt Securities B is currently generating about -0.36 per unit of risk. If you would invest  158,516  in S&P 500 on April 24, 2013 and sell it today you would earn a total of  6,535  from holding S&P 500 or generate 4.12% return on investment over 30 days.