报道：欧盟起草对美服务业关税清单，为贸易战升级做准备

Group 1 - The core viewpoint of the article is that the EU is preparing to impose tariffs on US services as a response to the US's recent tariff announcements, escalating the trade conflict into the digital services sector [1][2][4] - The EU is considering a potential tariff list that includes fees on digital services, particularly targeting advertising revenue from US tech companies [2][3] - The EU's response is partly driven by the significant trade surplus the US enjoys in services, amounting to approximately $100 billion annually, making it a more vulnerable target for retaliation [3] Group 2 - The trade negotiations between the US and EU are currently at an impasse, with both sides expressing a willingness to retaliate if necessary [4] - EU officials are actively discussing the situation in Washington, indicating that there are still considerable differences between the two parties [4] - The EU is open to accepting a 10% tariff but seeks to reduce the 25% tariff on automobiles and secure guarantees on future exemptions for pharmaceuticals and semiconductors [4]