G20国家受关税影响贸易额创WTO观测史上最大增幅，后续会怎样？

Core Insights - The WTO reported that the trade volume affected by tariffs among G20 countries increased approximately fourfold from the previous reporting period, marking the largest increase in WTO trade monitoring history [3][8] - Despite the rise in tariffs, G20 countries implemented a significant number of trade facilitation measures, doubling the value of such measures compared to the previous report [4][9] Group 1: Tariff Impact - From mid-October 2024 to mid-October 2025, 14.3% of imported goods in G20 countries (approximately $25.99 trillion) were affected by tariffs and other measures, a significant increase from the previous $5.99 trillion [8] - The average actual tariff rate faced by U.S. consumers reached 18.0%, the highest level in over 90 years, indicating ongoing concerns about tariffs [4][12] Group 2: Trade Facilitation Measures - G20 countries introduced 184 new trade facilitation measures covering approximately $2.055 trillion in trade, nearly double the previous report's $1.07 trillion [9] - In the service trade sector, 52 new measures were introduced, with over two-thirds aimed at promoting trade [9] Group 3: Trade Growth Projections - The WTO forecasts a global goods trade growth rate of 2.4% for 2025, but this is expected to drop significantly to 0.5% in 2026 [11] - Oxford Economics predicts a slowdown in global trade growth from 4% in 2025 to 1% in 2026, highlighting the negative impact of rising tariffs [12] Group 4: Trade Policy Uncertainty - Trade policy uncertainty remains a critical factor affecting investment, with the U.S. experiencing over 40 modifications to tariff-related regulations within a year [13] - The fluctuation in U.S. trade policies, including recent increases in heavy truck tariffs and ongoing legal uncertainties regarding tariff legality, contribute to this uncertainty [12]