We develop an endogenous growth model driven by externalities from both private and public capital. The government levies distortionary taxation to finance a publicly provided consumption good and public infrastructure. Firms face adjustment costs. We compare the optimal and time-consistent policies in a linearquadratic approximation of the model. Although the time-consistent equilibrium is sub...

Abstract Violence committed by non-State armed groups has displaced over 250,000 people in the Diffa region of Niger and crippled regional economy. The humanitarian response included substantial investment water infrastructure which largely alleviated immediate needs displacement-affected populations. However, ongoing insecurity threatens sustainability these rural services. A systems-thinking ...