德国财政部长：如果公平协商的解决方案不成功，那么我们必须采取果断的反制措施。

Core Viewpoint - The German Finance Minister emphasizes the need for decisive countermeasures if fair negotiation solutions fail [1] Group 1 - The statement indicates a strong stance on the importance of achieving fair negotiations [1] - The potential for implementing countermeasures suggests a proactive approach to economic challenges [1]