There, high income groups -the owners of production methods- were the first in favor of peripheral expansion and, as a result, the first dwellers of the new areas, being followed by the low income groups. Hence, there are people belonging to the dominant economic group, and people belonging to less favored groups, who in many cases "work or labor" for the first ones.
Entonces, por un lado, estarían los que conforman la clase económicamente dominante, incluso, algunos políticos encumbrados y, por el otro, los menos afortunados, que en muchos de los casos "laboran y/o trabajan" para los primeros; como se ha indicado en el esquema 6.