US companies have sold $1.7tn of investment-grade bonds in 2025, a near-record sum stoked by a rush of borrowing to fund AI infrastructure that has spurred concerns over a debt glut.
2025年,美国公司已发行1.7万亿美元的投资级债券,这一规模接近创纪录水平。原因是为人工智能基础设施提供资金而大举借款,引发了人们对债务过剩的担忧。
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