Tobin's q
RATIO BETWEEN A PHYSICAL ASSET'S MARKET VALUE AND ITS REPLACEMENT VALUE
Tobin's marginal q; Tobins q; Tobin's-q; Tobin's Q; Q ratio; Tobins Q; Tobin Q; Tobins' Q; Q-ratio; Tobin's ratio; Tobin ratio
Tobin's q (or the q ratio, and Kaldor's v), is the ratio between a physical asset's market value and its replacement value. It was first introduced by Nicholas Kaldor in 1966 in his paper: Marginal Productivity and the Macro-Economic Theories of Distribution: Comment on Samuelson and Modigliani.