This paper characterizes economically optimal investments into Africa's road network in partial and general equilibrium … - based on a detailed topography of the network, road construction costs, frictions in cross-border trading, and economic … and trade elasticities significantly shape optimal road investments. Reducing frictions yields the greatest benefits …

future success of this implementation, the government can create regulations to designate several road infrastructure …Road quality plays an important role, especially in rural areas where most poor households are situated. This study … aims to calculate the Rural Access Index (RAI), an indicator of rural road quality (SDG indicator 9.1.1), at the district …