Cost of Capital: Workbook and Technical Supplement, 4th Edition

Shannon P. Pratt, CFA, ARM, ABAR, FASA, MCBA, CM&AA, referred to as the father of business valuations, is the author of several bestselling Wiley business valuation books and a sought-after speaker at business valuation industry conferences. He is the managing owner of Shannon Pratt Valuations Portland, Oregon, and has served as supervisory analyst for over 3,000 business valuation engagements in forty years and as an expert witness in numerous state and federal courts on contested business valuations.

Roger J. Grabowski is managing director of Duff & Phelps LLC. Roger has testified in court as an expert witness on the value of closely held businesses and business interests, matters of solvency, valuation, and amortization of intangible assets, and other valuation issues. He testified in the Northern Trust case, the first U.S. Tax Court decision that adopted the discounted cash flow method to value the stock of a closely held business with the discount rate based on the capital asset pricing model. Grabowski authors the annual Duff & Phelps Risk Premium Report.