World Development
World Development > 2007 > 35 > 9 > 1489-1498
World Development > 2007 > 35 > 9 > 1579-1593
World Development > 2007 > 35 > 9 > 1564-1578
World Development > 2007 > 35 > 9 > 1499-1514
World Development > 2007 > 35 > 9 > 1515-1528
World Development > 2007 > 35 > 9 > 1529-1541
World Development > 2007 > 35 > 9 > 1542-1563