瑞士前财政部长警告UBS的扩张可能威胁金融稳定。 Former Swiss finance minister warns UBS expansion may threaten financial stability.

瑞士前财政部长对瑞士一家主要银行UBS规模扩大表示关切, A former Swiss finance minister has expressed concerns over the increased size of UBS, a major Swiss bank, according to a recent newspaper report. 警告表明,该银行的扩张可能对金融稳定造成风险。 The warning suggests that the bank's expansion could pose risks to financial stability. 报告未详细说明这些风险的确切性质。 The exact nature of these risks was not detailed in the report.