Efficient and reliable transport systems are central to economic growth, social inclusion, and environmental sustainability. In Latin America and the Caribbean (LAC), transport and logistics performance remains below that of advanced economies, constraining access to services, social inclusion (Scholl et al., 2021), competitiveness, and productivity (Calatayud & Montes, 2021). The EGM, available at https://developmentevidence.3ieimpact.org/egm/transportation-evidence-gap-map, presents global effectiveness evidence on transportation interventions, including roads, regional transportation and logistics; urban mobility infrastructure; and laws, regulations, and policies governing public transit, mobility, traffic, and transportation. Financed and co-produced by the Inter-American Development Bank (IDB), the EGM compiles, curates, and classifies studies that estimate causal effects, displaying where evidence is clustered and where gaps remain. It aims to help decision-makers...
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