Coe, David T.; Helpman, Elhanan; Hoffmaister, Alexander W. - In: European Economic Review 53 (2009) 7, pp. 723-741
The empirical analysis in "International R&D Spillovers" [Coe, D., Helpman, E., 1995. International R&D Spillovers. European Economic Review, 39, 859-887] is first revisited on an expanded data set that we have constructed for the purpose of this study. The new estimates confirm the key results...