彭博美元指数涨约0.5%，特朗普关税信函让投资者转向美元

Core Viewpoint - The article discusses the fluctuations in the ICE Dollar Index and Bloomberg Dollar Index following President Trump's announcement of tariffs on Japan and South Korea, highlighting the impact of geopolitical events on currency movements [1]. Group 1: Currency Index Movements - The ICE Dollar Index increased by 0.31%, closing at 97.479 points, with a trading range of 96.891 to 97.668 points during the day [1]. - The Bloomberg Dollar Index rose by 0.49%, reaching 1196.61 points, with a trading range of 1189.62 to 1198.36 points [1]. Group 2: Geopolitical Impact - The announcement of tariffs on Japan and South Korea by President Trump led to an expansion of gains in both dollar indices, indicating a direct correlation between political decisions and currency valuation [1]. - The initial drop in the indices during the Asia-Pacific trading session was reversed after the tariff news, demonstrating the sensitivity of the markets to U.S. trade policies [1].