What's wrong with development aid? -- Laying the theoretical foundations for the study of development aid. -- Better development through better policy? Development aid's challenges at the collective-choice level. -- Sorting out the tangle: incentives across action situations in development aid. -- A formal analysis of incentives in strategic interactions involving an international development cooperation agency, Roy Gardner and Christopher J. Waller. -- All aid is not the same: the incentives of different types of aid. -- Applying the IAD framework: the incentives inside a development agency. -- Incentives for contractors in aid-supporting activities, Krister Andersson and Matthew R. Auer. -- Sida aid in electricity and natural resources projects in India. -- Sida aid in electricity and natural resources projects in Zambia. -- What have we learnt about aid?