Cecchetti, Stephen G.; Mark, Nelson C.; Sonora, Robert J. - In: International Economic Review 43 (2002) 4, pp. 1081-1099
We study the dynamics of price indices for major U.S. cities using panel econometric methods and find that relative price levels among cities mean revert at an exceptionally slow rate. In a panel of 19 cities from 1918 to 1995, we estimate the half-life of convergence to be approximately nine...