Translation
Original language
19.04.2026
Enhancing Caspian Regional Trade and Connectivity with South and Southeast Asia
Introduction
While the Caspian region has historically been characterized by low intra-regional trade due to underdeveloped infrastructure and an economic focus on extra-regional hydrocarbon exports, there has been a clear and recent shift. The formation of a cohesive economic region is still considered to be in its early stages. However, a significant shift from geopolitical rivalry to economic cooperation has taken place, particularly in the last decade.
In recent years, the Caspian states have increasingly invested in the development of port infrastructure, with national programs aimed at increasing the volume of cargo passing through their seaports (Zhiltsov, 2021). This focus on infrastructure is critical, as investments in port development have been shown to stimulate foreign trade growth (Fedorenko et al., 2021). This new infrastructure is being integrated into larger-scale international transport projects, reinforcing the Caspian states' positions in global trade flows.
The International North–South Transport Corridor (INSTC) is a strategic initiative with the potential to significantly enhance the economic landscape of the Caspian region and its connections to South Asia (Pal, 2024). This 7,200 km long multi-modal network of rail, road, and sea routes is designed to improve connectivity and trade between member nations, primarily by reducing the cost and time for transporting goods.
Economic Rationale and Implementation Framework of the INSTC
The INSTC has gained prominence against a backdrop of global geopolitical shifts and changes in the global security architecture. The awareness of the countries in the region, and particularly the International North–South Transport Corridor initiative as a strategic project, has now emerged as a prominent opportunity to harness the economic potential of the Caspian region and connect these economies to South and Southeast Asia. The project is seen as a tool to bolster economic stability and diversify trade routes for member states of the Eurasian Economic Union (EAEU) (Grafova et al., 2025). The primary economic goals of the INSTC include:
● Enhanced Connectivity: The corridor aims to provide India with easier access to the resource-rich markets of Central Asia and Russia, bypassing traditional, longer routes.
● Reduced Transport Costs: By optimizing infrastructure, the corridor is expected to lower export costs and reduce transport expenses, which positively impacts foreign trade and investment.
● Increased Trade Volume: One study estimates that by 2030, the total freight traffic along the INSTC could reach 15–25 million tonnes, with container traffic potentially increasing twenty-fold. An empirical study using a gravity model of trade has already found a positive effect of the INSTC on India's exports to member countries (Azmi et al., 2024).
The core principle is to build multimodal logistics networks, enhance transport infrastructure, leverage digital technologies to improve efficiency and lower costs, and create joint financial mechanisms to attract regional and transregional investment.
Evidence-Based Strategies for Enhancing the INSTC
Some existing facts and evidence indicate that this idea is grounded in analytical factors: The International North–South Transport Corridor can significantly reduce the transit time of goods compared to the traditional route via the Suez Canal and lower costs, thereby increasing the economic attractiveness of this route. Freight transport along routes connected to the Caspian and Iran (e.g., the ports of Astara and Bandar Abbas) has grown in recent years, indicating an increase in cargo flow along alternative pathways. Projects such as the Astara–Rasht–Qazvin railway within this corridor exemplify concrete efforts to improve north–south rail connectivity.
These data suggest that key infrastructure is already taking shape, and with further investment, the growth of merchandise trade can be accelerated. To implement effective investments in this initiative, the following steps are proposed:
● Development of Multimodal Infrastructure: This involves expanding the capacity of Caspian ports (Astara, Astrakhan, Bandar Anzali) and southern ports (Bandar Abbas, Khorramshahr) to enhance transit throughput, as well as accelerating the completion of railway and road networks, such as the Astara–Rasht–Qazvin railway, and integrating them with domestic and regional transport systems.
● Trade and Financial Mechanisms: Establishing a regional development fund to attract private and international investment into logistical and infrastructure projects, and simplifying customs procedures through digitalization and electronic systems to reduce delays and facilitate transport.
● Regional Institutional Cooperation: Creating a multilateral governmental framework among Caspian countries, India, Pakistan, and Central Asia to coordinate transit, tariff, and security policies, along with organizing trade events and regional exhibitions to increase private-sector awareness and foster collaborative networks.
Anticipated Impacts and Strategic Benefits of Implementing the INSTC
Implementing this idea could have far-reaching effects both within the region and beyond. Forecasts and assessments of its potential impact indicate the following:
● Increased Merchandise Trade between Caspian and Asian Countries: By improving land and sea connectivity, the volume of trade among corridor members and beyond is expected to rise, reducing reliance on traditional routes.
● Reduced Transport Costs and Time: Multimodal routes can significantly shorten transit times and lower shipping costs for regional and extra-regional traders.
● Diversification of Trade Partners: Countries in the region can access new markets in South and Southeast Asia, enhancing their trade competitiveness.
● Strengthened Geopolitical Position: Establishing a robust network of efficient transit routes reinforces the Caspian region’s strategic position within the global trade architecture.
Conclusion
In conclusion, targeted and innovative investments within the framework of the International North–South Transport Corridor have the potential not only to enhance merchandise trade in the Caspian region but also to serve as a model for transforming other regions into key economic hubs connecting major markets across continents. Achieving this vision requires a coordinated, multilateral approach among participating countries, encompassing aligned policies, robust financial mechanisms, and comprehensive infrastructure development. By implementing such strategic measures, transport corridors can evolve from conceptual initiatives into vital economic realities, fostering regional integration, trade diversification, and strengthened geopolitical significance—an approach that can be adapted and applied in other regions seeking to boost connectivity and economic resilience.
References
Zhiltsov, S. S. (2021). Infrastructure policy of the Caspian states: Development strategy and geopolitical aims. Central Asia and the Caucasus, 22(2), 68–77. https://doi.org/10.37178/ca-c.21.2.06
Fedorenko, R., Yakhneeva, I., Zaychikova, N., & Lipinsky, D. (2021). Evaluating the Socio-Economic Factors Impacting Foreign Trade Development in Port Areas. Sustainability, 13(15), 8447. https://doi.org/10.3390/su13158447
Pal, L. C. (2024). The International NorthSouth Transport Corridor (INSTC) and India: Potential and impediments. Brazilian Journal of Political Economy, 44(3), 563–582. https://doi.org/10.1590/0101-31572024-3556
Grafova, T. O., Gladchenko, V. A., & Ukubassova, G. S. (2025). Prospects of the International North–South Transport Corridor in the context of economic integration projects of the EAEU. Economic Consultant, 2, 4–19. https://doi.org/10.46224/ecoc.2025.2.1
Azmi, S. N., Khan, K. H., & Koch, H. (2024). Assessing the effect of INSTC on India’s trade with Eurasia: an application of gravity model. Cogent Economics & Finance, 12(1). https://doi.org/10.1080/23322039.2024.2313899
While the Caspian region has historically been characterized by low intra-regional trade due to underdeveloped infrastructure and an economic focus on extra-regional hydrocarbon exports, there has been a clear and recent shift. The formation of a cohesive economic region is still considered to be in its early stages. However, a significant shift from geopolitical rivalry to economic cooperation has taken place, particularly in the last decade.
In recent years, the Caspian states have increasingly invested in the development of port infrastructure, with national programs aimed at increasing the volume of cargo passing through their seaports (Zhiltsov, 2021). This focus on infrastructure is critical, as investments in port development have been shown to stimulate foreign trade growth (Fedorenko et al., 2021). This new infrastructure is being integrated into larger-scale international transport projects, reinforcing the Caspian states' positions in global trade flows.
The International North–South Transport Corridor (INSTC) is a strategic initiative with the potential to significantly enhance the economic landscape of the Caspian region and its connections to South Asia (Pal, 2024). This 7,200 km long multi-modal network of rail, road, and sea routes is designed to improve connectivity and trade between member nations, primarily by reducing the cost and time for transporting goods.
Economic Rationale and Implementation Framework of the INSTC
The INSTC has gained prominence against a backdrop of global geopolitical shifts and changes in the global security architecture. The awareness of the countries in the region, and particularly the International North–South Transport Corridor initiative as a strategic project, has now emerged as a prominent opportunity to harness the economic potential of the Caspian region and connect these economies to South and Southeast Asia. The project is seen as a tool to bolster economic stability and diversify trade routes for member states of the Eurasian Economic Union (EAEU) (Grafova et al., 2025). The primary economic goals of the INSTC include:
● Enhanced Connectivity: The corridor aims to provide India with easier access to the resource-rich markets of Central Asia and Russia, bypassing traditional, longer routes.
● Reduced Transport Costs: By optimizing infrastructure, the corridor is expected to lower export costs and reduce transport expenses, which positively impacts foreign trade and investment.
● Increased Trade Volume: One study estimates that by 2030, the total freight traffic along the INSTC could reach 15–25 million tonnes, with container traffic potentially increasing twenty-fold. An empirical study using a gravity model of trade has already found a positive effect of the INSTC on India's exports to member countries (Azmi et al., 2024).
The core principle is to build multimodal logistics networks, enhance transport infrastructure, leverage digital technologies to improve efficiency and lower costs, and create joint financial mechanisms to attract regional and transregional investment.
Evidence-Based Strategies for Enhancing the INSTC
Some existing facts and evidence indicate that this idea is grounded in analytical factors: The International North–South Transport Corridor can significantly reduce the transit time of goods compared to the traditional route via the Suez Canal and lower costs, thereby increasing the economic attractiveness of this route. Freight transport along routes connected to the Caspian and Iran (e.g., the ports of Astara and Bandar Abbas) has grown in recent years, indicating an increase in cargo flow along alternative pathways. Projects such as the Astara–Rasht–Qazvin railway within this corridor exemplify concrete efforts to improve north–south rail connectivity.
These data suggest that key infrastructure is already taking shape, and with further investment, the growth of merchandise trade can be accelerated. To implement effective investments in this initiative, the following steps are proposed:
● Development of Multimodal Infrastructure: This involves expanding the capacity of Caspian ports (Astara, Astrakhan, Bandar Anzali) and southern ports (Bandar Abbas, Khorramshahr) to enhance transit throughput, as well as accelerating the completion of railway and road networks, such as the Astara–Rasht–Qazvin railway, and integrating them with domestic and regional transport systems.
● Trade and Financial Mechanisms: Establishing a regional development fund to attract private and international investment into logistical and infrastructure projects, and simplifying customs procedures through digitalization and electronic systems to reduce delays and facilitate transport.
● Regional Institutional Cooperation: Creating a multilateral governmental framework among Caspian countries, India, Pakistan, and Central Asia to coordinate transit, tariff, and security policies, along with organizing trade events and regional exhibitions to increase private-sector awareness and foster collaborative networks.
Anticipated Impacts and Strategic Benefits of Implementing the INSTC
Implementing this idea could have far-reaching effects both within the region and beyond. Forecasts and assessments of its potential impact indicate the following:
● Increased Merchandise Trade between Caspian and Asian Countries: By improving land and sea connectivity, the volume of trade among corridor members and beyond is expected to rise, reducing reliance on traditional routes.
● Reduced Transport Costs and Time: Multimodal routes can significantly shorten transit times and lower shipping costs for regional and extra-regional traders.
● Diversification of Trade Partners: Countries in the region can access new markets in South and Southeast Asia, enhancing their trade competitiveness.
● Strengthened Geopolitical Position: Establishing a robust network of efficient transit routes reinforces the Caspian region’s strategic position within the global trade architecture.
Conclusion
In conclusion, targeted and innovative investments within the framework of the International North–South Transport Corridor have the potential not only to enhance merchandise trade in the Caspian region but also to serve as a model for transforming other regions into key economic hubs connecting major markets across continents. Achieving this vision requires a coordinated, multilateral approach among participating countries, encompassing aligned policies, robust financial mechanisms, and comprehensive infrastructure development. By implementing such strategic measures, transport corridors can evolve from conceptual initiatives into vital economic realities, fostering regional integration, trade diversification, and strengthened geopolitical significance—an approach that can be adapted and applied in other regions seeking to boost connectivity and economic resilience.
References
Zhiltsov, S. S. (2021). Infrastructure policy of the Caspian states: Development strategy and geopolitical aims. Central Asia and the Caucasus, 22(2), 68–77. https://doi.org/10.37178/ca-c.21.2.06
Fedorenko, R., Yakhneeva, I., Zaychikova, N., & Lipinsky, D. (2021). Evaluating the Socio-Economic Factors Impacting Foreign Trade Development in Port Areas. Sustainability, 13(15), 8447. https://doi.org/10.3390/su13158447
Pal, L. C. (2024). The International NorthSouth Transport Corridor (INSTC) and India: Potential and impediments. Brazilian Journal of Political Economy, 44(3), 563–582. https://doi.org/10.1590/0101-31572024-3556
Grafova, T. O., Gladchenko, V. A., & Ukubassova, G. S. (2025). Prospects of the International North–South Transport Corridor in the context of economic integration projects of the EAEU. Economic Consultant, 2, 4–19. https://doi.org/10.46224/ecoc.2025.2.1
Azmi, S. N., Khan, K. H., & Koch, H. (2024). Assessing the effect of INSTC on India’s trade with Eurasia: an application of gravity model. Cogent Economics & Finance, 12(1). https://doi.org/10.1080/23322039.2024.2313899
Read full text
.jpg)