The first part of this work considers the evolution of coffee income in relation to the variables which affect it, such as: the retention, the ad valorem tax, and the domestic buying prices, Over the years 1975-1984. Three sub-periods can be distinguished: (a) 1975-1977: of rapidly rising real...

This article considers various theories about peasant economies in the light of two studies in the regions of Oriente antioqueño, Córdoba and Sucre. These studies found more than eighty percent of the value of production integrated into the market and salary oriented without vitiating the...