外汇波动率的下降正值关键时刻，由于美元汇率趋于稳定，以美元计价的新兴市场套利交易的收益已经 有所下降。央行的干预措施也帮助控制了市场的波动。因为套利交易(即借入低收益资产以投资于高收 益资产)极易受到短期外汇波动的影响，市场更加平稳就能降低风险。 一项以美元为资金来源的八种新兴市场套利交易在第三季度的表现有所下滑，回报率约为 1.4%。而今 年前两个季度的回报率则超过 4%。高收益的新兴市场货币依然颇具吸引力，墨西哥、巴西和哥伦比亚 的三个月期远期隐含收益率均在 7%或更高。由于外汇波动有所缓解，投资者更加确信即期汇率的波动 不会侵蚀这些收益。 包括Kamakshya Trivedi和Danny Suwanapruti在内的高盛策略师于周三的一份报告中写道，"各类资产的 波动率定价普遍下降"这一现象对新兴市场利差表现是有利的。 智通财经APP获悉，瑞穗和高盛的分析师表示，降低货币波动性有助于减少风险，从而为新兴市场的套 利交易提供了新的支撑。据摩根大通公司的数据，新兴市场货币波动率本季度下降了约 1.3 个百分点， 降幅高于追踪七国集团(G7)货币的同类指标。上周，这两个指数之间的比率降至 2013 年以来的 ...

Group 1 - Citi reports that the sovereign rating adjustments in the Eurozone are active, with 11 countries experiencing rating changes since the beginning of the year, surpassing the total number of changes in 2018 [1] - XTB highlights that the UK's net borrowing reached £18 billion in August, the highest for the same period in five years, raising concerns about the long-term sustainability of public finances [1] - Morgan Stanley no longer expects the Bank of England to cut rates further this year, marking a significant change in their previous outlook [3] Group 2 - Goldman Sachs predicts that the Bank of England will not lower interest rates this year, with the next round of easing expected to begin in February 2026 [3] - UBS anticipates multiple rate cuts from the Federal Reserve in the next 12 months, while the European Central Bank is expected to maintain stable rates, leading to a decrease in the dollar's attractiveness [3] - Optiver's COO notes that synchronized rate cuts by central banks have reduced foreign exchange volatility, aligning with the macroeconomic backdrop of converging interest rates [3]