September 27th, 2012, 2:11 pm
the excess return of an asset is the return over a risk free rate. In the CAPM the expected return of an asset is couched in terms of the excess return of the "market" as follows:E(r) - rf = beta * (E(rm) - rf) + epsIn a futures based investment strategy the returns from the strategy are "excess" returns as the futures price contains the risk free rate.
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