摘要: The United Nations Development Programme (2000) estimates that 1.2 billion people have income or consumption levels of less US$ 1 a day. A second are living on than $ 2 These low and directly associated with hunger, inadequate shelter, poor working conditions, illiteracy, health care, vulnerability to natural disasters human rights violations. Economists debate whether the gap between rich has been increasing over past few decades, because situation certain social sectors in some countries improved significantly (Wade, 2001; Butler, 2000). Unfortunately, although many lifted out poverty by economic growth, population growth low-income kept overall number about same (UNDP,