This paper examines whether inclusion of structural breaks helps resolve the puzzling result of excessively slow speed of convergence in relative prices across US cities while using long time series data on CPI. With an endogenously determined single break in 1985 in annual CPI data for 17 major...

This paper examines price index convergence among U. S. cities by applying panel unit root test procedures that allow for structural breaks to annual CPI data between 1918 and 2010 for 17 major cities. With an endogenously determined single break in 1985, and two breaks in 1943 and 1990...