Skip to main content

What is globalisation?

Globalisation is the process by which national economies, markets, and societies have become increasingly interconnected, integrated, and interdependent through trade, investment, technology, and the movement of people. It represents a fundamental shift in how the world economy functions—from relatively insulated domestic markets to a system where goods, capital, labour, and ideas flow across borders with unprecedented ease.

Quick definition: Globalisation is the integration of economies and societies across borders, driven by falling trade barriers, advancing technology, and the expansion of multinational firms.

The world economy today looks dramatically different from fifty years ago. A smartphone might be designed in California, manufactured in Vietnam, assembled in Mexico, sold in Brazil, and serviced in India—all within weeks. This level of economic integration would have been impossible in 1970. Yet for many people, globalisation remains abstract or controversial. Understanding what it is, how it emerged, and how it reshapes national economies is essential for making sense of modern financial news, employment trends, and policy debates.

Key takeaways​

  • Globalisation is the integration of markets and economies across national borders through trade, investment, and technology
  • Four main drivers: falling trade barriers, transportation and communication advances, deregulation, and multinational corporation growth
  • Globalisation increases consumer choice and lowers prices but also creates winners and losers within countries
  • Global supply chains now dominate manufacturing, with production fragmented across multiple nations
  • Understanding globalisation's mechanics—not just its headline effects—helps explain wage pressures, inflation, and regional inequality

What globalisation actually means​

Globalisation is often used as a catch-all term for "the world is more connected," but the economic definition is more specific. It refers to the degree to which:

  1. Goods and services produced in one country are consumed in another (trade integration)
  2. Capital (money, investment, factories) flows across borders to wherever expected returns are highest (financial integration)
  3. Labour moves internationally, though this is more restricted than capital (labour mobility)
  4. Knowledge and technology diffuse rapidly across economies (technology diffusion)
  5. Prices for the same goods and services converge across markets because arbitrage becomes profitable (price integration)

The last point is crucial. If a widget costs $10 in the US and $5 in Mexico, traders will buy in Mexico and sell in the US until prices converge (minus transport costs and tariffs). In a fully globalised market, price gaps shrink. This is why a barista in Manila and a barista in Minneapolis compete for customers indirectly: if labour is cheaper in Manila, companies can expand there and undercut wages elsewhere.

Globalisation is not an all-or-nothing state. An economy can be highly globalised in manufacturing but protectionist in agriculture. A country can have deep financial integration with one region and minimal trade with another. Modern globalisation is thus a spectrum, not a binary.

The four drivers of modern globalisation​

Trade barriers fell dramatically​

In 1945, the average tariff on imported manufactured goods in high-income countries exceeded 40%. Today, it's around 5%. This collapse happened through deliberate policy: the General Agreement on Tariffs and Trade (GATT), established in 1947, created a forum for countries to negotiate tariff cuts. The World Trade Organization (WTO), founded in 1995 as GATT's successor, formalized these rules further.

The logic is simple. When country A lowers tariffs on imports from country B, the firms in country B gain market access. In exchange, country B lowers tariffs on country A's exports. Both countries' consumers benefit from lower prices and more choice. Politically, though, tariff reductions create concentrated losers (import-competing firms and workers) and diffuse winners (consumers paying slightly less). This is why trade negotiations are contentious.

Between 1980 and 2020, tariff rates fell by roughly 70% on average across developed nations. Developing countries followed later but with dramatic effect: Vietnam's tariff rates collapsed after it joined the WTO in 2007. China's membership in 2001 was perhaps the single most significant tariff-drop event in economic history. The World Bank and OECD document these tariff declines extensively in their trade databases.

Transportation and communication costs fell​

In 1956, a container ship could carry 500 standard containers. Today's largest container ships carry 24,000. Shipping one ton of cargo from Shanghai to Rotterdam cost about $900 per ton in 1980 (in 2022 dollars). Today it's under $200. Containerisation—which the guide estimates reduced transport costs by 90% in the 1960s alone—made it economical to ship bulky, low-value goods across continents.

Air freight revolutionized the trade in high-value, time-sensitive goods: electronics, pharmaceuticals, fresh produce. A strawberry grown in Chile can be on a shelf in New York within 48 hours. A defective component can be airfreighted for repair rather than scrapped. Digital communication costs have fallen even more dramatically: a video call costs essentially nothing, a stark difference from the transatlantic telephone calls that cost $300 per minute in 1960 (in today's dollars).

These cost declines made it rational to spread production across borders. A German automaker can now source parts from a dozen suppliers across Eastern Europe, Asia, and Mexico because coordinating and shipping them is cheap enough that it offsets labour cost differences.

Deregulation and financial liberalisation​

Starting in the 1980s, many countries deregulated financial markets. Capital controls—rules that prevent money from leaving a country—were removed. Stock and bond markets were opened to foreign investors. Banks were allowed to operate across borders more freely.

This had two effects. First, multinational corporations found it easier to finance operations abroad and repatriate profits. A US tech company could set up operations in India more easily and move earnings back home. Second, investment capital became truly global: a pension fund in Norway could own shares in a Brazilian mining company just as easily as a Norwegian one. Financial crises became more contagious—a collapse in Thailand in 1997 rippled through Russia and Brazil—but capital also flowed faster to productive uses.

The multinational corporation boom​

In 1960, there were about 7,000 multinational corporations (firms with operations in multiple countries). By 2020, there were over 100,000. These firms don't just export—they directly own and operate factories, offices, and distribution networks abroad. Multinational investment accounts for more than 30% of total global capital investment today.

Multinationals are critical engines of globalisation because they drive the vertical integration of supply chains. Apple doesn't just buy components from foreign suppliers; it owns and designs those production networks. This direct ownership ensures quality, secures supply, and allows companies to optimise production location purely by economics, unconstrained by national boundaries.

How globalisation creates global supply chains​

The most visible form of modern globalisation is the global supply chain—a network of factories, logistics hubs, and distribution centres spread across multiple countries, each specialising in a particular production stage.

Consider an automobile. In 1960, an American car was typically assembled by American workers from parts made by American suppliers. Today, a Ford produced in Michigan might contain:

  • Steel from Canada and India
  • Aluminium from Australia
  • Semiconductors from South Korea and Taiwan
  • Tyres from China
  • Electrical components from Mexico
  • Assembly labour from Mexico (the final assembly plant is often just across the border)
  • Logistics and shipping through Singapore, Rotterdam, and Long Beach

Each location is chosen because it offers the lowest total cost—raw materials, labour, energy, tax incentives, and transportation. A Mexican plant might have lower-cost labour but higher material costs; a Vietnamese plant might have low labour but longer shipping times. Supply chain managers spend careers optimising these tradeoffs.

Global supply chains create efficiency: by focusing each factory on one stage of production, workers become highly specialised and machines can run continuously on one task. A Vietnamese factory making smartphone screens runs 24 hours a day because its single product is in constant demand globally. This specialisation drives down unit costs. A smartphone that costs $500 to produce in the US might cost $250 made in Vietnam with the same quality.

The efficiency gains and cost reductions​

Globalisation delivers measurable benefits to consumers. Since 1990, the cost of a computing device with a fixed level of processing power has fallen by 99%. Clothing prices, adjusted for quality, have fallen by about 60%. Electronics, machinery, and transport equipment have all become vastly cheaper. These price declines are not just inflation adjustments—they represent genuine increases in what consumers can afford.

A middle-class household in 2024 can buy goods—clothing, electronics, furniture—that would have cost many times more in 1990. Some of this comes from technological innovation (better manufacturing techniques), but much comes from global supply chains allowing production in the lowest-cost locations.

For workers in developing countries, globalisation has created hundreds of millions of jobs. China's manufacturing boom pulled an estimated 500 million people out of poverty between 1980 and 2010, largely through factory work in globally integrated supply chains. Vietnam's per capita income has tripled since joining global supply chains in earnest in the 2000s.

The costs and distributional effects​

Globalisation's gains are not evenly distributed. The same forces that lower prices for consumers displace workers in high-wage countries. A widget that used to be made in Ohio by workers earning $20 per hour is now made in Vietnam by workers earning $3 per hour. The US consumer saves $2 on the widget. The Ohio worker loses their job.

This distributional problem is real and poorly addressed by most policy. Economic theory says the consumer's savings ($2) should exceed the worker's lifetime earnings loss (potentially hundreds of thousands of dollars), so in theory, the consumer could compensate the worker and both would be better off. In practice, very little compensation happens. Trade adjustment assistance programs exist but are underfunded and administratively difficult.

Manufacturing employment in the US, as a share of total employment, fell from 26% in 1980 to 8% in 2020. Not all of this decline is due to globalisation—automation accounts for much of it—but globalisation accelerated the shift. In regions dependent on manufacturing, this created persistent unemployment, stagnant wages, and social disruption. Meanwhile, workers in export-oriented sectors and consumers benefited.

Common mistakes about globalisation​

Mistake 1: Treating globalisation as a new phenomenon​

Globalisation is often discussed as if it's recent, but the world was highly globalised in 1910. The British Empire facilitated trade across continents; investment capital flowed freely from London to India, Argentina, and South Africa; labour migration was common. That first wave of globalisation ended with World War I and the Great Depression. Modern globalisation since the 1980s is a partial re-integration after decades of protectionism and geopolitical isolation.

Mistake 2: Assuming all countries benefit equally​

Globalisation creates winners and losers, both between countries and within them. Countries with a comparative advantage in low-cost manufacturing (initially Vietnam, Mexico, China) benefited most from opening to trade. Countries dependent on resource extraction or agriculture have benefited less. Within countries, workers in trade-exposed industries lose more than workers in sheltered sectors.

Mistake 3: Conflating globalisation with free trade​

Globalisation is broader than free trade. Even highly globalised economies maintain tariffs, subsidies, and regulations that limit trade. The US, EU, and China all have significant protections for domestic industries. Globalisation is about the degree of integration, not the absence of all barriers.

Mistake 4: Assuming technology was the main driver​

Some economists argue that globalisation is overstated and automation is the true driver of manufacturing decline. While automation matters, the timing doesn't match: manufacturing employment in the US fell sharpest in the 2000s, well after the automation wave of the 1980s-90s. Offshoring and global competition coincided exactly with the employment drop.

Mistake 5: Ignoring financial globalisation​

Much focus falls on trade in goods, but financial globalisation—the ability of capital to flow across borders—may be more economically significant. A factory in Mexico is only built if the company can access capital (often from an international lender), sell output to global markets (trade), and export profits back home (capital flows). Restricting any one of these slows globalisation.

FAQ​

What's the difference between globalisation and trade?​

Trade refers to the movement of goods and services across borders. Globalisation is the broader integration of economies, including trade, investment, labour, and information flows. A country can have significant trade with limited globalisation in other dimensions; conversely, a country can have financial globalisation (capital flows) without much goods trade.

Has globalisation slowed recently?​

Trade growth did slow after 2010 relative to GDP growth. Some commentators argue globalisation has peaked. However, supply chains remain highly integrated, and services trade (which is harder to measure) continues expanding. The slowdown is partly due to political backlash (tariffs rising), partly to the rise of digital services (not captured in traditional trade data), and partly to demographic stagnation in developed countries reducing import demand.

Why don't countries just protect their workers from globalisation?​

Protectionist policies (tariffs, quotas, local-content rules) do protect some workers and firms, but they raise prices for everyone else. A tariff on imported cars protects car workers but makes cars more expensive for all consumers. Economists generally favour targeted support (job training, wage insurance) over broad protectionism because it helps workers without raising prices. Politically, though, targeted support is harder to sell than tariffs, which sound like they're "doing something."

Can globalisation be reversed?​

Theoretically, yes: countries could impose tariffs, restrict capital flows, and bring manufacturing home. Practically, it's very costly. A US firm that moved its supply chain to Vietnam over twenty years can't reverse that overnight—the suppliers, skilled workers, and infrastructure are there. Tariffs on imports would raise prices immediately and massively; reversing that would face consumer backlash. Some degree of deglobalisation is happening (reshoring of critical industries, supply chain diversification) but it's slow and partial.

Do multinational corporations exploit workers in poor countries?​

Multinational factories in developing countries typically pay above local average wages—often 2-4x more than the local agricultural wage. This is precisely why workers queue for those jobs. However, wages are still far below what equivalent workers earn in rich countries, and some factories have poor safety records. The tradeoff is real: higher incomes for some workers in poor countries versus lower wages for workers in rich countries. This raises ethical questions that economics alone doesn't answer.

How does globalisation affect inflation?​

By increasing competition and supply, globalisation tends to reduce prices for tradeable goods (manufactured items, food). The flattening of price growth from 1990 to 2020 was partly due to import competition; firms couldn't raise prices without losing sales to cheaper imports. Some economists argue that recent inflation (2021-2023) partly reflects deglobalisation—supply chain breaks, trade restrictions, and reshoring costs—driving prices back up. The relationship is complex but real.

Summary​

Globalisation is the integration of markets and economies across borders through trade, investment, and technology. It emerged from falling trade barriers, plummeting transport costs, financial deregulation, and the growth of multinational corporations. Global supply chains, the most visible manifestation, allow production to be fragmented across countries, lowering costs dramatically. Consumers benefit from cheaper, more abundant goods. Developing countries gain jobs and capital. But globalisation creates concentrated costs for workers in import-competing industries in rich countries, while benefits are spread diffusely across consumers. Understanding this distribution is essential for evaluating policy responses and understanding modern political conflict around trade.

Next​

→ A short history of globalisation