Like many other individual traits, disabilities are not just a cause of poverty, but also are themselves partly caused by poverty. The current research in the field reflects this dual role of disabilities as one of the sources of inequality as well as one of its effects.
Does lack of prenatal care substantially raise rates of childhood disability? Does childhood poverty raise rates of disability in adulthood? How much, for example, could diabetes-related disability be reduced if everyone had access to a healthy diet or to adequate medical care? Could a major reduction in asthma symptoms likewise be secured by improving medical care?
How much discrimination is there against the disabled? What can be done to reduce such discrimination? How much poverty could be eliminated by better incorporating disabled workers in the workforce?