When Estimating the Cost of Capital (Part I of III) In this paper, published in three parts with NACVA’s QuickRead, Roger Grabowski reviews the size effect, potential reasons why one observes the size effect, and correct common misconceptions and address criticisms of the Size Premia (SP). Throughout this paper, the author shows that using a pure market factor as the sole risk factor in estimating the expec ...

A Critique of the Ibbotson Methodology In this paper, the author argues that the Size Premium in Excess of CAPM (and other similar size premium measures) should not be used by valuation practitioners because: a) it is inconsistent with the empirical evidence; b) it is constructed using a method that is inconsistent with how practitioners estimate their CAPM cost of equity; and c) it does not properly calcul ...