Comments on and corrigendum to “Hedging errors with Leland's option model in the presence of transaction costs” [Finance Research Letters 4 (2007) 49–58]
aRBC Center for Risk Management and School of Business Administration, Dalhousie University, 6100 University Avenue, Halifax, NS, Canada B3H 3J5;bSauder School of Business, University of British Columbia, Vancouver, BC, Canada V6T 1Z2