A change in the transport sector's current approach to selecting rural road investments is warranted. A proposed approach builds on some of the poverty-focused "hybrid" methods found in recent rural road appraisals, recognizing that an important share of the benefits to the poor from rural roads...

Large potential benefits of infrastructure may elude identification and measurement by conventional cost-benefit analysis. Canning and Bennathan estimate social rates of return on general capital, by examining the effect on aggregate output and comparing that effect with the costs of construction