Working paper
Infrastructure Development
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Infrastructure Investment and Economic Growth in Landlocked Africa
An empirical study linking transport infrastructure improvements to GDP growth
Keywords:
infrastructure investment
economic growth
transport corridors
public-private partnerships
landlocked countries
GDP impact
Executive Summary
This empirical study examines the relationship between transport infrastructure investments and economic growth across ten African landlocked countries from 2000-2023. The research quantifies the economic returns of road, rail, and border infrastructure projects.
Research Methodology
Econometric analysis using panel data from 10 countries over 23 years:
1. Fixed-effects regression models controlling for macroeconomic variables
2. Cost-benefit analysis of 50 major infrastructure projects
3. Input-output modeling to estimate multiplier effects
4. Case studies of successful PPP arrangements
5. Sensitivity analysis for different financing scenarios
1. Fixed-effects regression models controlling for macroeconomic variables
2. Cost-benefit analysis of 50 major infrastructure projects
3. Input-output modeling to estimate multiplier effects
4. Case studies of successful PPP arrangements
5. Sensitivity analysis for different financing scenarios
Key Findings
• Every $1 invested in transport infrastructure yields $3.20 in economic returns
• Road quality improvements correlate with 0.8% annual GDP growth increase
• Rail connectivity boosts manufacturing output by 15% in connected regions
• Border infrastructure modernization reduces trade costs by 18%
• Public-private partnerships accelerate project completion by 40%
• Road quality improvements correlate with 0.8% annual GDP growth increase
• Rail connectivity boosts manufacturing output by 15% in connected regions
• Border infrastructure modernization reduces trade costs by 18%
• Public-private partnerships accelerate project completion by 40%
Full Research Content
Introduction
Transport infrastructure remains a critical constraint for landlocked African economies seeking to integrate into regional and global value chains.
Methodology
The study employs advanced econometric techniques to isolate the impact of infrastructure investments from other growth factors.
Findings
Results indicate strong positive returns on infrastructure investments, particularly for maintenance and regional connectivity projects.
Policy Recommendations
1. Prioritize maintenance of existing road networks over new construction
2. Develop regional rail corridors to complement road networks
3. Implement performance-based contracts for infrastructure maintenance
4. Establish infrastructure investment funds with blended finance
5. Strengthen project preparation facilities to reduce implementation delays
6. Enhance monitoring and evaluation systems for infrastructure projects
2. Develop regional rail corridors to complement road networks
3. Implement performance-based contracts for infrastructure maintenance
4. Establish infrastructure investment funds with blended finance
5. Strengthen project preparation facilities to reduce implementation delays
6. Enhance monitoring and evaluation systems for infrastructure projects
Conclusions
Transport infrastructure remains a critical constraint for landlocked African economies. Strategic investments in key corridors can unlock significant economic potential, but require careful sequencing and sustainable financing mechanisms. The study provides evidence for prioritizing maintenance and regional connectivity projects.
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