abstract This paper investigates the effect of management entrenchment on the cost of equity capital. Using the Bebchuk et al. (2009) entrenchment index data from 1989 through 2002, and using mainly the Ohlson and Juettner-Nauroth (2005) method to estimate the cost of capital, we fi nd that increases (decreases) in management entrenchment are associated with increases (decreases) in costs of equity capital. Keywords: Cost of capital Management entrenchment Governance risk & ...