The new growth literature, using both endogenous growth and neoclassical models, has generated strong claims for the effect of national policies on economic growth. Empirical work on policies and growth has tended to confirm these claims. This paper casts doubt on this claim for strong effects...

Hopes for development aid remain high among Western politicians and pundits, but the evidence is depressing. Foreign aid has on average probably no effect on long-run growth. To understand the failure of many development projects, we need a deeper consideration of the failure of top-down...