米国中国貿易戦争は世界経済にどの程度影響を与えたか
The US China trade war (2018-2026) reduced global GDP growth by an estimated 0.3 to 0.8 percentage points annually and disrupted supply chains across manufacturing, semiconductors, and agriculture.
Tariffs affected over 370 billion dollars in bilateral trade, with ripple effects hitting allied economies including Canada and the European Union.
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US China Trade War Impact on Global Economy
関税エスカレーションと回避
Tariffs and trade represent the largest tracked signal category in current geopolitical data (54 signals), reflecting ongoing policy tensions. Recent analysis found diverging US China trade data pointing to tariff evasion, suggesting companies rerouted goods through intermediary countries to avoid duties, understating actual economic disruption.
Broader Economic Consequences
Supply chain fragmentation accelerated reshoring and nearshoring investments. Developing economies dependent on Chinese manufacturing faced reduced export demand, while US consumers experienced higher prices on electronics, apparel, and industrial inputs. The trade war contributed to elevated inflation pressures through 2023-2024 and prompted coordinated G20 discussions on tariff coordination, though consensus remains elusive into 2026.