In fact, the Mexican evidence suggests that total rural household income is much more sensitive to human capital and migration than to land or other agricultural assets. This is apparently due to the reduction of off-farm income associated with higher stocks of agricultural assets, while more human capital generates greater off-farm income and has a much smaller effect on shifting resources from the generation of on-farm incomes. Tannuri-Pianto, et al. ( Agricultural income grew at only 1.2% annually (in part due to the poorly performing coffee sector in the late 1990s), but non-agricultural income grew at 18.5% annually.