202[Table_ReportInfo] 6 年 02 月 25 日 证券研究报告•金融工程专题报告 资产配置研究系列三 基于 BLACK-LITTERMAN 模型 融合资产择时与风格轮动的资产配置研究 在全球经济周期缩短、地缘政治冲突与技术革命叠加的背景下，市场"不确定性" 已成为投资管理的核心挑战，构建抗脆弱的组合是资本稳健增值的关键。传统均 值-方差模型（MVO）虽为资产配置基石，却因输入参数敏感性高、难以系统融合 主观观点而受限。Black-Litterman（BL）模型通过贝叶斯方法将市场均衡收益与 投资者观点结合，在量化严谨性中兼容主观判断，为机构资产配置提供新范式。 本文基于 BL模型原理，构建"战略+战术"双轮驱动的资产配置模型。战略端以 资产择时与回归分析生成资产收益后验分布，提升配置决策的前瞻性；战术端设 计 A股风格轮动策略，动态跟踪市场风格切换优化投资组合，增强 A股资产收益 表现。模型实现了长期战略配置与短期战术调整的有机结合，为大类资产配置提 供了系统性解决方案。 资产择时层 债券端立足经济基本面（经济增长、地产周期）与市场利率（质押回购、国债利 率）择时中债国债；商品端围绕黄金 ...

Group 1 - The core idea of the article emphasizes the advantages of index funds, allowing investors to profit from market trends without the need for stock selection [2][3] - Year-to-date returns for major index funds such as the CSI 300 and A500 are reported at 20% and 28% respectively, outperforming underperforming stocks [2] - The semiconductor sector has been highlighted as a leading performer in the A-share market, with an average increase of 69.62% for stocks in the STAR Market, although some individual stocks underperformed significantly [2][3] Group 2 - Investing in index funds simplifies the investment process, as fund managers handle stock selection and tracking, ensuring returns closely match the index performance [3] - The performance of the STAR Market semiconductor index funds has been consistent, with returns ranging from 68.56% to 69.31%, closely aligning with the sector's overall growth [3] - As of October 10, over 3,000 index funds exist in the A-share market, with a total scale exceeding 7 trillion yuan, covering various investment categories [5] Group 3 - For investors interested in international markets, ETFs provide a means to invest in overseas assets, with notable returns in the Hong Kong innovation drug sector exceeding 100% this year [6] - Gold ETFs have shown a return of approximately 45% this year, reflecting the performance of physical gold prices [6] - Investors with a lower risk appetite can consider bond index funds, which have yielded returns between 11% and 17% this year [6]

越短的交易，影响因素越繁多，让你的感觉越眩晕。越远的交易，影响因素越核心，让你看到的越清晰。然而，要想看到本质，就需要经历痛苦，建立投 资体系，忍受短期波动，舍弃落袋为安。 ——笔记哥《交易》 【笔记20250124— 短端大幅上行，长端韧性十足（+午后资金面改善-股市小幅上涨=涨跌不一)】 MLF大幅缩量续做，股市小幅上涨，上午资金面偏紧，午后逐步改善，利率先上后下。 早间消息：特朗普称"美中关系非常好"、"将要求美联储立即降息"，早盘债市情绪平稳，10Y国债利率平开在1.6375%。上午消息：特朗普称"宁愿不必对 中国使用关税手段"，带动股市小幅上涨。受资金面紧张影响，10Y国债利率先上行至1.655%，午后资金面逐步改善，利率震荡下行至1.635%。 近日资金面持续紧张，或反应了央妈"敲打长债"的心思，势要构建一条陡峭的收益率曲线。然而结果是：短端大幅上行、长端韧性十足，最终曲线极度平 坦化。 今日货币基金ETF纷纷上演涨停潮，此前跨境ETF涨停也就罢了，连货基都能涨停也是活久见。可见，这个市场并不缺钱，可惜，有的市场不让买，有的 市场不敢买。 资金面均衡偏紧，长债收益率涨跌不一。 央行公开市场开展28 ...