Critical review of benefit estimation and sensitivity and risk analysis in relation to road projects

In the context of the economic analysis of projects, write a critical review of the approaches to two of the issues listed below (one from each of list a) and b)) in relation to projects in one of the following sectors:

Issues list a): Valuation of externalities; Benefit estimation; Valuation of environmental impacts;

Issues list b): Sensitivity and risk analysis; Use of shadow prices; Estimation of distributional impact

Sectors: Agriculture; Industry; Agro-Industry; Roads; Tourism; Water; Education; Health; Energy

In this assignment you may refer to the work you have done on the simulation game but you must show your awareness of literature relevant to the issues and sectors you discuss.