Lang, Larry H P; Stulz, Rene M - In: Journal of Political Economy 102 (1994) 6, pp. 1248-80
In this paper, the authors show that Tobin's q and firm diversification are negatively related throughout the 1980s. This negative relation holds for different diversification measures and when they control for other known determinants of q. Further, diversified firms have lower q's than...