Globalization: drivers, waves, backlash
The drivers, historical waves, and contemporary backlash against globalization, framed for civil-service and diplomatic exam papers on the global economy.
What Globalization Means
Globalization denotes the deepening integration of national economies through cross-border flows of goods, services, capital, labour, technology and ideas. The IMF's standard taxonomy (World Economic Outlook, 1997) identifies four channels: trade, capital and investment movements, migration, and the diffusion of knowledge. It is analytically distinct from mere internationalization: globalization implies the partial erosion of the nation-state's economic gatekeeping, producing genuinely transnational production networks.
The Structural Drivers
Four forces propel integration. First, technology: the steamship and transatlantic telegraph (1866) collapsed the first era's distances; containerization (Malcom McLean's first container voyage, 1956) and the internet did so for the second. Second, policy liberalization: the General Agreement on Tariffs and Trade (GATT, 1947) cut average industrial tariffs from roughly 40% to under 4% across eight negotiating rounds, culminating in the WTO (Marrakesh Agreement, 1994). Third, capital-account opening under the post-Bretton Woods floating regime after 1971-73 and the spread of the 'Washington Consensus' (John Williamson's 1989 formulation). Fourth, falling transport and communication costs, which the economists Daniel Bernhofen and others have shown were decisive for the post-1950 trade boom.
The Hyperglobalization Episode
The period 1990-2008 is termed 'hyperglobalization' (Subramanian and Kessler, 2013). World trade grew roughly twice as fast as world output. Decisive events include the collapse of the Soviet bloc (1991), the launch of the WTO (1995), the North American Free Trade Agreement (NAFTA, 1994), and above all China's WTO accession (11 December 2001), which added some 750 million workers to the integrated labour pool. Global value chains (GVCs) became the organizing form: a single good now crosses borders multiple times as intermediate inputs, so that gross trade overstates value-added trade — the insight behind the OECD-WTO Trade in Value Added (TiVA) database.
The data are stark. World merchandise exports rose from about $61 billion in 1950 to over $19 trillion by 2018. The trade-to-GDP ratio peaked near 61% in 2008. Foreign direct investment stocks expanded from negligible Cold-War levels to roughly 40% of world GDP by the 2010s. This was not a smooth liberal triumph but a politically engineered order resting on American security guarantees, the dollar's reserve role, and a rules-based multilateral system — each of which is now contested. Candidates should grasp that globalization is reversible: the first wave was destroyed by 1914-1945, a fact Keynes lamented in The Economic Consequences of the Peace (1919).