Of the world’s 6.7 billion people (as of 2008), 1.3 billion lived on less than $1.25 Purchasing Power Parity dollars per person per day and another 1.7 billion lived on between $1.25 and $2.50 PPP dollars (Chen and Ravallion, 2012). The scourge of absolute economic misery among billions of the...

The typical identification strategy in aid effectiveness studies assumes donor motives do not influence the impact of aid on growth. We call this homogeneity assumption into question, first constructing a model in which donor motives matter and then testing the assumption empirically. -- Aid ;...

This paper adds to aid volatility literature in three ways: First it tests the validity of the aid volatility and growth relationship from various aspects: across different time horizons, by sources of aid, and by aid volatility interactions with country characteristics. Second, it investigates...

The literature on aid and growth has not found a convincing instrumental variable to identify the causal effects of aid. This paper exploits an instrumental variable based on the fact that since 1987, eligibility for aid from the International Development Association (IDA) has been based partly...