/\ numl..ter of studies have divided Mcxieo into rel!ions ( 1\odril!uez, 19(10; Bnssols, 1961: Wilkie, 1970: Sl'l', 1979; Seoll, ] 9H2). Wilkie (llJ70) tlivideriiVlexico into seven re~ions usin~ poverty level indicators for the years 1910-1960. For the prcsen t analysis, we consolidated l woof Wilkie's regions, the Fede~al District and the West Central Region, which completely ~rrounds the dist...