​This Brief provides a cross-sectional analysis of development-directed investments in the wider Mekong region. The wider Mekong region includes Laos, Cambodia, Thailand, Vietnam, Myanmar, and the Chinese province of Yunnan. Evidence highlights that a few critical dynamics, including human migration, natural resource flows, and financial investments, generate a high level of connectivity between these countries. Such high levels of connectivity increase complexity and the potential for ripple effects of national decisions. The emerging links between countries can unfold in financial...