Germán-Soto, Vicente, and Cesáreo Gámez Garza. 2017. “The Economic Cycle of Productivity and Its Relation With the Political Cycle in Mexico, 1993.1 - 2014.4”. Estudios Económicos De El Colegio De México 32 (1):65-94. https://doi.org/10.24201/ee.v32i1.3.