Please note that the deadline is based on Korean Standard Time Zone (KST, UTC+9)
The Global Green Growth Institute (GGGI) is a treaty-based international, inter-governmental organization dedicated to supporting and promoting strong, inclusive and sustainable economic growth in developing countries and emerging economies. To learn more please visit about GGGI web page.
Papua New Guinea (PNG) is among the countries most vulnerable to the impacts of climate change. Its road network is a lifeline for economic growth, social connectivity and access to essential services, and it is increasingly compromised by intense rainfall, flooding, landslides and related hazards. The heavy rains of 2024 alone caused damages estimated at PGK 500 million (approximately USD 125 million).
With funding from the Australian Department of Foreign Affairs and Trade (DFAT), GGGI is implementing the Climate Finance Initiative for Resilience and a Sustainable Transition (Climate FIRST), developed under the PNG–Australia Climate Change Action Plan (PACCAP), in close collaboration with the Climate Change and Development Authority (CCDA).
Under Climate FIRST, GGGI is supporting the PNG Department of Works and Highways (DoWH) to prepare a climate-resilient road investment in Morobe Province (the Trans-National Highway 9 Mile to Bulolo Resilient Road Project) for potential financing by the Asian Infrastructure Investment Bank (AIIB). To make the best use of resources, the work concentrates on a selected first section of approximately 25- 45 km, agreed in consultation with DoWH and AIIB, to be prepared to the required standard by December 2026 as a model for the rest of the corridor.
All deliverables under this assignment are intended for DoWH and AIIB. The governing technical and safeguard context is therefore the AIIB Environmental and Social Framework (ESF, June 2024), the AIIB Procurement Policy (as revised through June 26, 2024) read with the Directive on Procurement Instructions for Recipients (July 26, 2024), the DoWH Climate Change Risk and Vulnerability Assessment (CCRVA) Framework (May 2025) and its Guidelines, and the DoWH Climate-Responsive Manuals 1–5 (Design; Construction; Maintenance; Operations; Rehabilitation and Decommissioning). GGGI procurement and contracting processes follow GGGI rules and templates.
A central mandate of this work is capacity building: GGGI teams work alongside DoWH, Conservation and Environment Protection Authority, CCDA and the PNG National Weather Service (PNGNWS), so that lasting technical capability remains within PNG institutions after the project ends.
To achieve the project objectives, GGGI is looking for a competent individual consultant (hereinafter referred to as the “Consultant/Service Provider”) to prepare a robust, transparent, and reproducible economic appraisal of the selected road section of the Trans-National 9 Mile-Bulolo Resilient Road Project. The assignment will assess the economic viability of the proposed investment, incorporate the economic valuation of project-related greenhouse gas (GHG) impacts through shadow carbon pricing, assess the economic implications of relevant climate adaptation measures, and provide the required economic analysis inputs for AIIB project decision-making and appraisal.
The economic analysis is expected to be completed within 3.5 months (November – February December 2027), with an interim analysis expected in early October 2026. It will subsequently be updated as project design, cost, climate risk and vulnerability assessment (CRVA) and GHG inputs become available, with final outputs targeted for end of January 2026.
Scope of Work
Task 1 – Economic cost-benefit analysis
Task 2 – Shadow carbon pricing
* The Consultant will estimate the GHG emissions impacts required for the economic analysis, based on available project information and an agreed methodology, and apply the relevant shadow carbon price to quantify the associated economic costs or benefits. The analysis will subsequently be updated, as necessary, to ensure consistency with the results of a separate ex-ante GHG accounting assessment.
Task 3 – Economic assessment of climate adaptation measures
Task 4 – Integration and coordination
Task 5 – Reporting and economic model
| OUTPUT / DELIVERABLE | SCOPE OF DELIVERABLES | PERCENTAGE OF MAXIMUM AMOUNT | DUE DATE |
| 1. Inception Report and Economic Analysis Framework | Methodology, review of available data and assumptions, proposed analytical framework, data gaps, coordination arrangements, and detailed workplan. | 15% | 15 calendar days from contract signing |
| 2. Interim Economic Analysis and Model | Initial economic model and interim cost-benefit analysis based on available project inputs, including preliminary economic viability results and sensitivity analysis. | 40% | 40 calendar days from contract signing |
| 3. Final Economic Analysis Package and Report | Final updated economic analysis report and Excel model incorporating available final cost, design, and CRVA inputs; shadow carbon pricing using the separate GHG assessment outputs; and sensitivity and switching-value analysis, distributional and gender considerations where feasible; key assumptions and limitations; and clear conclusions and recommendations regarding the economic viability of the proposed investment. | 45% | 60 calendar days from contract signing |
All reports and outputs must be in English, in accordance with GGGI’s formatting requirements, and submitted in hard copy, electronic, and editable MS Word and Excel formats (as applicable) along with complete sets of raw data, research materials, and interview notes.
Reporting Arrangements
Suggested Methodology
The Consultant/Service Provider shall describe in its proposal its proposed approach to undertaking the economic analysis, including the economic cost-benefit analysis, assessment of climate adaptation measures, incorporation of shadow carbon pricing, sensitivity and switching-value analysis, and coordination with other project preparation workstreams. The Consultant/Service Provider shall also describe the proposed economic model, key data requirements, quality-assurance arrangements, and approach to delivering the assignment within the required project preparation timeline.
Competence Requirements and Allocation
Functional
Demonstrated experience undertaking economic cost-benefit analysis for infrastructure projects, including use of traffic, investment cost, maintenance and other technical inputs relevant to transport economic analysis.
Corporate
Date to close is Korean Standard Time (KST). Applications submitted after the deadline will not be considered Application. Cover Letter, and CV must be sent in English. A consortium, or a firm may not be engaged for the individual consultant assignment.
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