Globalization has fundamentally rewritten the rules of the global agri-food system. Deepening trade integration, foreign direct investment, and the rise of global value chains have unlocked significant efficiency gains, accelerated productivity growth, and driven structural transformation. However, the past decade has made clear that globalization is confronting a binding institutional constraint. Modern agri-food integration now operates through complex value chains that coordinate production, trade, investment, standards, logistics, finance, data, and risk across firms and places, while many governing institutions remain fragmented, reactive, or poorly matched to this reality. This paper explores the deep tension between the enduring economic case for open markets and global investment and the accelerating shift toward protectionism, state-directed industrial policy, and resilience-oriented economic governance.
By bridging classical trade theory with modern firm dynamics, value-chain analysis, and the political economy of adjustment, this paper argues that while aggregate gains from openness remain economically robust, their political sustainability is undermined by concentrated local shocks, uneven adjustment costs, and system-wide risks transmitted through agri-food value chains. Particular attention is given to the “hidden middle” of agri-food systems—aggregation, storage, processing, logistics, wholesale, retail procurement, contracting, and certification—where much value is created and many vulnerabilities are transmitted. To resolve this friction, I propose the framework of bounded openness: an institutional equilibrium designed to preserve the core benefits of trade and investment while building capacity to manage adjustment, share risk, and sustain political legitimacy. This framework offers agricultural and applied economists a roadmap for reconciling economic efficiency with the institutional stability and resilience that modern agri-food networks require.