德国经济学家泼冷水：我们是最大的债权国，但却是糟糕的投资者

Group 1 - Germany has become the largest creditor nation globally with a net foreign asset exceeding 3.6 trillion USD, surpassing Japan's 34-year dominance [1][4] - The increase in Germany's net foreign assets is attributed to a significant trade surplus and a record current account surplus of 248.7 billion EUR in 2024 [1][4] - Despite being the largest creditor, German economists express concerns about the country's poor investment performance abroad, with a nominal return rate of only 4.8% on overseas investments [2][4] Group 2 - Direct investment in Germany has declined while cross-border investments have surged, leading to a total overseas claim of 13.9 trillion EUR against domestic liabilities of 10.4 trillion EUR [5] - The rise of Germany as the largest net creditor may provoke reactions from the U.S., particularly from figures like Trump, who criticize Germany's trade surplus with the U.S. [5] - The U.S. has a net foreign debt of 26.2 trillion USD, indicating that it benefits significantly from economic globalization despite not being a creditor nation [5]