Abstract This paper examines income convergence across U.S. regions for the period 1929-2002 using unit root and cointegration techniques. The findings suggest it is difficult to reject non-convergence in per capita incomes across regions even when endogenous breakpoints are included....

This paper examines income convergence across U.S. regions for the period 1929-2002 using unit root and cointegration techniques. The findings suggest it is difficult to reject non-convergence in per capita incomes across regions even when endogenous breakpoints are included. Interestingly, we...