MAP20150029676 Upadhyay, Arun Board size, firm risk, and equity discount / Arun Upadhyay En: The Journal of risk and insurance. - Nueva York : The American Risk and Insurance Association, 1964- = ISSN 0022-4367. - 07/09/2015 Volumen 82 Número 3 - septiembre 2015 I. Título.