“…Ninety three percent of these worked "ejidos," which is a land tenure system that gives community members with land rights, known as "ejidatarios," the power to sanction any land sales. Finally, as opposed to the sending communities, Calakmul is a very isolated area where opportunities for off-farm employment are reduced, and virtually absent for women (Chabl e Can et al, 2007;Radel et al, 2012); situations, both, that have been linked to earlier marriages and childbearing (Caldwell, 2001;Singh, 1994;Singh et al, 1985). The promise of land availability and land tenure security motivated migration into the area, and, at least until 2003, parents still expected their children to grow up to stay in the area and become legal owners without the need to inherit .…”