Module 1: Introduction to Cost-Benefit Analysis in the Water Sector

• Principles and purpose of CBA

• CBA vs. financial appraisal

• Global case studies of CBA in water projects

• Exercise: Identify potential benefits and costs for a rural water project

Module 2: Identifying and Classifying Costs in Water Projects

• Capital costs, operational costs, and maintenance costs

• Opportunity costs and hidden costs

• Exercise: Cost breakdown for a new water treatment plant

Module 3: Identifying and Quantifying Benefits

• Direct and indirect benefits of water projects (health, productivity, environment)

• Valuing non-market benefits (time savings, health outcomes, ecosystem services)

• Exercise: Benefit estimation for household water supply interventions

Module 4: Economic Valuation Methods

• Market prices, shadow pricing, and willingness-to-pay approaches

• Contingent valuation and revealed preference methods

• Case Study: Valuing improved sanitation in low-income communities

• Exercise: Apply valuation methods to a sanitation project

Module 5: Discounting, Net Present Value (NPV), and Internal Rate of Return (IRR)

• Time value of money in project appraisal

• Calculating NPV, IRR, and Benefit-Cost Ratios (BCR)

• Exercise: Financial modeling for a wastewater treatment plant

Module 6: Sensitivity and Risk Analysis

• Identifying key uncertainties in water projects

• Sensitivity analysis for critical assumptions

• Monte Carlo simulation basics

• Exercise: Conducting a sensitivity analysis on a water investment project

Module 7: Incorporating Environmental and Social Impacts

• Environmental externalities in water projects

• Social inclusion and gender-sensitive impacts

• Case Study: Ecosystem services valuation in watershed management

• Exercise: Incorporating environmental benefits into a CBA

Module 8: Cost-Effectiveness and Comparative Analysis

• CBA vs. cost-effectiveness analysis (CEA)

• Comparing multiple water project investment options

• Exercise: Prioritizing projects using CBA and CEA tools

Module 9: Communicating Results to Stakeholders

• Presenting CBA results to technical and non-technical audiences

• Policy briefs, investment pitches, and donor reports

• Exercise: Preparing a short CBA presentation for decision-makers

Module 10: Capstone Project – Full CBA for a Water Investment

• Teams conduct a complete CBA for a selected water project (supply, irrigation, or sanitation)

• Presentation of findings, financial metrics, and recommendations

• Peer and trainer feedback

• Final Action Plans: Institutionalizing CBA in participants’ organizations