A windfall in a developing economy with capital scarcity and investment adjustment costs facing a temporary windfall should be used to give more consumption to poorer present generations and to speed up development by ramping up public investment and paying off debt taking due account of the...

Intergenerational funds smooth expected consumption across generations in face of an oil windfall. Precautionary buffers or liquidity funds cope with oil price volatility and are a politically more acceptable alternative to hedging. The magnitude of these buffers depends on the volatility of oil...

Three funds are necessary to manage an oil windfall: intergenerational, liquidity and investment funds. The optimal liquidity fund is bigger if the windfall lasts longer and oil price volatility, prudence and the GDP share of oil rents are high and productivity growth is low. We apply our theory...