For most investors who have grown up on the diet of
high stock beta = high risk, this statement will come as a surprise.
They
calculate stock betas using these volatilities and daily or monthly stock - versus - market return correlations over the past five years, with shrinkage by 1/3 toward a value of one.
They calculate
stock betas using these volatilities and daily or monthly stock - versus - market return correlations over the past five years, with shrinkage by 1/3 toward a value of one.
To calculate
a stock beta, a market index like the S&P / TSX Composite Index is assigned a beta of 1.0.
Weighted Average Beta: Weighted average beta equals
a stocks beta times its portion of a portfolio.
The finding that bond betas are slightly better (more positive) than
stock betas is somewhat surprising.