Answer:
Three different concepts and questions are mixed here:
Over the period of 1926-2008: the risk premium on large-company stocks was greater than the risk premium on small- company stocks. FALSE, THE RISK PREMIUM OF LARGE COMPANIES WAS LOWER. SMALL COMPANIES HAD THE HIGHEST VOLATILITY OF ALL STOCKS.
U.S. Treasury bills had:
- the lowest standard deviation of returns.
During 1926-2011,
- c) the risk premium on stocks exceeded the risk premium on bonds.
The risk premium of stocks exceeded by a lot the risk premium of bonds. The risk premium of bonds is generally referred to as the risk free rate.