Short-Term Market Responses to U.S. Tariff Announcements: Evidence from the Steel and Aluminum Sectors
This study examines the immediate impact of the U.S. steel and aluminum tariff announcement on February 10, 2025, on the stock prices of publicly listed firms in the United States and Japan. Employing a dynamic Difference-in-Differences (DiD) framework, we compare cumulative weekly stock returns of firms in the steel and aluminum sectors (treatment group) with those in other metals and mining sect
