Why it matters. South Korea is one of the world's most important suppliers of memory chips, and its export trajectory is a useful barometer for the global AI build-out. A 400-500% surge in chip prices also signals just how tight the supply-demand balance for AI hardware has become.
Background. The Korea Institute for Industrial Economics and Trade (KIET) is a government-funded research body whose forecasts heavily influence policy debate in Seoul. Korea's economy is unusually export-dependent and concentrated in a handful of conglomerates known as chaebol — Samsung and SK among them — so semiconductor cycles tend to swing the entire national outlook. The country's recent inclusion in the FTSE WGBI bond index, mentioned in passing here, is a long-sought milestone that Korean policymakers pursued for years to attract more stable foreign capital.
What to watch next. Whether AI-chip pricing power holds through the second half — and whether sluggish construction and Middle East energy risks blunt the broader growth story.
A Banner Year Driven by Semiconductors
South Korea is heading for its largest trade surplus on record in 2026, propelled by a global surge in demand for AI-related semiconductors, according to a new forecast from the Korea Institute for Industrial Economics and Trade (KIET), a government-affiliated economic think tank.
In its second-half outlook released on May 26, KIET projected that annual exports will reach $924.4 billion, a 30.3% jump from last year’s $709.3 billion. Imports are expected to grow more modestly at 11.6%, pushing the trade surplus to roughly $219 billion — nearly triple the $77.4 billion recorded the previous year.
How Korea Could Climb to No. 5 Globally
South Korea first crossed the $700 billion export threshold last year, yet still slipped to eighth place in global export rankings. At the current pace, the country could leapfrog several competitors to become the world’s fifth-largest exporter, trailing only China, the United States, Germany, and the Netherlands.
The driving force is unmistakable: semiconductors now account for roughly 35% of all Korean exports. Companies such as Samsung Electronics and SK hynix dominate the global market for memory chips, which have become essential for the data centers powering generative AI services.
Hong Sung-wook, a senior research fellow at KIET, cautioned that the headline numbers reflect more than just shipment volume. Chip prices have risen by 400% to 500%, meaning much of the export surge stems from soaring unit prices rather than dramatically larger quantities sold.
The Wider Economic Picture
KIET expects South Korea’s GDP to grow 2.5% in 2026, with first-half growth of 2.9% softening to 2.1% in the second half. Several forces are pulling in opposite directions:
- Tailwinds: Expansionary government fiscal policy, strong IT-sector investment, and continued export momentum.
- Headwinds: Energy price volatility and supply uncertainty linked to ongoing conflict in the Middle East.
Private consumption is forecast to grow 2.2%, helped by rising real incomes and an improving job market. Equipment investment — which contracted late last year — is projected to rebound by 2.9% as automakers and chipmakers ramp up spending.
Construction Still Lagging
One stubborn weak spot is construction investment, which has now declined for eight straight quarters. KIET expects the slump to continue, though at a softer pace, thanks to a 7.9% increase in the government’s infrastructure budget to 27.5 trillion won (about $19 billion).
Oil and the Won
Oil prices are expected to ease only gradually, even if shipping through the Strait of Hormuz returns to normal. KIET pencils in Dubai crude at $89.30 per barrel, up sharply from $67 a year earlier.
The Korean won is forecast to strengthen gradually to 1,447.5 won per US dollar. Supporting factors include robust chip export earnings, foreign investor inflows into Korean equities, and the inclusion of Korean government bonds in the FTSE World Government Bond Index (WGBI) — a milestone that is expected to draw billions in passive investment.
Based on Korean-language reporting. Source: 무역수지 2190억달러 흑자 ‘사상 최대’ 전망…수출 30%↑, 성장률 2.5% (한겨레). Summarized and rewritten for international readers.
