Group 1 - The U.S. banking, asset management, and financial services sectors faced heavy selling pressure, with the KBW Bank Index dropping over 5%, nearing its largest single-day decline since April of the previous year [1] - Major Wall Street firms such as Goldman Sachs and Morgan Stanley saw declines exceeding 7%, while Wells Fargo, Citigroup, and Bank of America dropped over 5% [1] - Concerns about financial system risks stemming from artificial intelligence and the collapse of the UK mortgage company MFS have shaken confidence in the private credit industry [1][3] Group 2 - Financial technology company Block announced layoffs of over 10,000 employees, reducing its workforce to below 6,000, citing increased productivity from AI as the reason [3] - The collapse of MFS has raised new concerns regarding the quality of private credit, with Apollo Global Management, Jefferies, and TPG identified as creditors of MFS [3][4] - MFS is reported to have a "double pledging" issue, potentially leading to a £930 million shortfall in its £1.2 billion debt, which has parallels to previous bankruptcy cases that caused significant losses for misled institutions [4] Group 3 - Jefferies shares fell over 10%, while Apollo Global Management dropped more than 8%, with KKR and TPG also experiencing declines [4] - The credit card and payment service provider American Express saw a decline of over 6%, as the market sold off assets sensitive to credit [5] - Truist Securities highlighted that the market is focused on American Express due to its direct reflection of potential white-collar unemployment risks [5]

金融市场与经济讨论系列 美联储理事会，华盛顿特区 ISSN 1936-2854 （印刷版） ISSN 2767-3898（网络版） 理解新型类货币产品脆弱性的框架 肯埃楚库·安努杜，帕特里克·麦卡锡，胡安·佩雷斯-桑吉米诺和内森·斯威姆 2026-002 请引用本文：Anadu, Kenechukwu, Patrick McCabe, JP Perez-Sangimino, 和 Nathan Swem (2026 ). "一个理解新型类货币产品脆弱性的框架," 财政经济学讨论系列 2026-002. 华盛顿：联邦储备系统 理事会，https://doi.org/10.17016/FEDS.2026.002. 注：金融与经济讨论系列（FEDS）中员工工作论文是初步材料，用于激发讨论和批评性评论。所提出来的分析和结 论是作者的观点，并不表示研究团队其他成员或理事会董事的认同。在出版物中对金融与经济讨论系列（除致谢外） 的引用应与作者确认，以保护这些论文的初步性质。 理解新型类货币产品脆弱性的框架 1 肯切库武·阿纳杜 * , 帕特里克·麦卡锡 † , JP佩雷斯-桑吉米诺 † ，以及内森·斯威姆 † *美联储波士 ...