Landon-Lane, John S.; Co, Catherine Y.; Yun, Myeong-Su - In: Journal of Applied Econometrics 21 (2006) 8, pp. 1111-1134
We study the dynamics of the cross-section distribution of patents per capita for the 48 continental US states from 1930 to 2000 using a discrete-state Markov chain. We test for and find evidence in favor of the (knowledge) convergence hypothesis. The distribution of patents is converging to a...