Bekkum, Sjoerd van; Pennings, Enrico; Smit, Han T. J. - 2008
. Real option theory argues that research projects with conditional phases have option-like risk and return properties, and … portfolio risk, and changes diversification arguments when a portfolio is constructed. When R&D projects exhibit option … are different from unconditional projects. We show that although the risk of a portfolio always depends on the correlation …