In the latest move of trade policy, U.S. President Donald Trump has imposed a 30% tariff on the European Union and Mexico, drawing widespread market attention. This decision seems to be a direct response to the non-cooperative stance of these two economies during trade negotiations. Market participants have reacted differently to this news, resulting in a mixed opening for U.S. stocks.

Experts believe that such tariff policies will increase operational costs for American businesses, thereby affecting profit expectations across various industries. For export-dependent companies, this policy could undermine their competitiveness in international markets. On the other hand, higher import costs may be passed on to consumers, leading end-users to face higher prices.

The Trump administration has stated that this measure aims to promote domestic manufacturing by restricting the influx of foreign products to protect American jobs. However, economists warn that such actions could trigger a full-scale trade war, significantly heightening global trade tensions. If other countries retaliate with their own measures, the U.S. economy might bear considerable pressure.

Market reactions largely fall into two categories: first, those companies that are closely tied to international trade, whose stock prices are affected by the uncertainty of policy. Additionally, domestic-demand-driven companies like retail and utilities remain relatively stable, as these sectors are less impacted by external trade policies.

Market analysts emphasize that investors should closely monitor economic data releases in the coming days, particularly retail sales and consumer confidence indices, as these indicators will help evaluate the true impact of Trump's new tariff policies on the U.S. economy.

Moreover, market sentiment is also influenced by movements in the dollar. The dollar's exchange rate against other major currencies has fluctuated, with some investors increasing their holdings in dollars based on optimistic economic outlooks, while others have turned to safe-haven assets like gold due to uncertainty. Overall, Trump's tariff policy has heightened market uncertainty, presenting challenges for investors.