finance-signals.json2,481 字符
{
"schema_version": 1,
"title": "美国干预债市效果如何",
"owner": "李大霄",
"published_at": "2026-08-26T13:34:28+08:00",
"not_investment_advice": true,
"stance_summary": "创作者将30年期美债收益率回落解释为稳定债市动作初见效果，但认为港股仍是缩量反弹，并担心大型融资造成后续流动性压力。",
"signals": [
{
"instrument": "30年期美国国债收益率",
"action": "watch",
"direction": "down",
"horizon": "short_term",
"creator_evidence_refs": [
"T1"
],
"verified_values": [
{
"date": "2026-08-19",
"value_percent": 5.19
},
{
"date": "2026-08-20",
"value_percent": 5.23
},
{
"date": "2026-08-21",
"value_percent": 5.27
},
{
"date": "2026-08-24",
"value_percent": 5.23
},
{
"date": "2026-08-25",
"value_percent": 5.17
}
],
"assessment": "端点数值已核验，但中间先升后降；只能确认短期缓解，不能确认持续趋势或单一政策因果。",
"source": "https://home.treasury.gov/resource-center/data-chart-center/interest-rates/TextView?field_tdr_date_value_month=202608&type=daily_treasury_yield_curve"
},
{
"instrument": "美国财政部长端流动性支持回购",
"action": "monitor_execution",
"direction": "liquidity_support",
"horizon": "2026-09-09_to_2026-11-04",
"creator_evidence_refs": [
"T1"
],
"assessment": "公告真实，但扩大后的单次上限要到9月9日生效；视频发布时主要是信号效应，尚不能评价实际执行效果。",
"source": "https://home.treasury.gov/news/press-releases/sb0607"
},
{
"instrument": "港股",
"action": "watch",
"direction": "mixed",
"horizon": "short_term",
"creator_evidence_refs": [
"T1"
],
"assessment": "创作者定性为缩量反弹；缺少成交额、换手率、市场广度和统一时点数据，未外部核验。"
}
],
"catalysts": [
"2026-08-28 Kevin Warsh Jackson Hole keynote",
"2026-09-09 expanded long-end Treasury buybacks begin"
],
"risks": [
"announcement-effect and execution-effect may be confused",
"endpoint selection hides the intervening rise to 5.27%",
"Treasury buybacks do not materially reduce privately-held net marketable borrowing",
"oil and equity-market figures in the ASR were not fully verified",
"multiple entities and numbers have ASR uncertainty"
],
"evidence_gaps": [
"actual long-end buyback tender and acceptance results after 2026-09-09",
"bid-ask spreads and off-the-run liquidity metrics",
"20-year and 30-year auction tails and bidder composition",
"benchmark, contract, currency and timestamp for the oil price of 85",
"Hong Kong market volume, breadth and historical percentile",
"official documentation for the specific AI and listing financing claims"
]
}