%0 Journal Article %T Technology Alliance Portfolios and Financial Performance: Value‐Enhancing and Cost‐Increasing Effects of Open Innovation %A Faems, Dries %A De Visser, Matthias %A Andries, Petra %A Van Looy, Bart %J The Journal of Product Innovation Management %V 27 %N 6 %@ 0737-6782 %D 2010-11-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve