{
    "id": "GLB-043",
    "category": "GLB",
    "title": "美股隔夜與港股開市",
    "question": "美股最近完整交易時段的變動，與下一港股開市缺口如何關聯？",
    "chart": "scatter",
    "metric": "港股開市缺口（%）",
    "secondary": "美股前夜價格回報（%）",
    "x": "美股前夜回報（%）",
    "y": "港股開市缺口（%）",
    "panels": [
        "隔夜與開市散點",
        "假期窗口映射",
        "樣本與時區"
    ],
    "filters": [
        "市場組合",
        "共同期間",
        "基準幣別"
    ],
    "apis": [
        "EOD",
        "EXCHANGE"
    ],
    "calculation": "按真實兩地交易日與夏令時映射已結束美股回報至隨後港股open/前港股close−1，覈實同為價格指數。",
    "caveat": "假期可跨多個美國交易日，必須列累積窗口；不能把當天未完成美股資訊前置。；先核對交易所／商品代碼覆蓋，並對齊交易日、時區及幣別。",
    "data_class": "衍生",
    "complexity": "高",
    "audience": "專業",
    "reach": 4,
    "frequency": 5,
    "decision": 6,
    "clarity": 7,
    "sample_labels": [
        "美升港高開",
        "美升港低開",
        "美跌港高開",
        "美跌港低開"
    ],
    "cadence": "每交易日收市後",
    "sample_note": "僅用於合成視覺示意，並非真實行情或投資成果。",
    "category_name": "全球市場與跨市場比較",
    "score": 51.0,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/api-for-historical-data-and-volumes",
        "https://eodhd.com/financial-apis/exchanges-api-list-of-tickers-and-trading-hours"
    ],
    "rank": 931,
    "stage": "P4",
    "svg_file": "mockups/0931-GLB-043.svg",
    "demo_fingerprint": "61efb1d83fc1a8fa",
    "collection": "catalogue",
    "sample_annotation": {
        "sample": true,
        "as_of": "2026-10-16",
        "notice": "Charts and tables for this report are generated, deterministic synthetic sample observations for educational layout and unit demonstration only. No provider, market data or analysis engine is called, and nothing here is a statement about real securities.",
        "notice_zh": "此報告的圖表與數據為確定性生成的合成示例數據，僅供教育及版面展示；並無連接任何資料供應商或實際分析引擎，不代表任何真實證券的表現。",
        "default_filters": {
            "symbol": "0700.HK",
            "period": "1Y",
            "benchmark": "HSI"
        },
        "filters": {
            "symbol": [
                "0700.HK",
                "0005.HK",
                "AAPL.US",
                "MSFT.US",
                "SPY.US",
                "BTC-USD.CC"
            ],
            "period": [
                "1Y",
                "3Y",
                "5Y"
            ],
            "benchmark": [
                "HSI",
                "SPX",
                "BTC"
            ]
        },
        "library": {
            "version": "2026-10-19",
            "source": "https://chatgpt.com/share/6ad67223-c610-83e8-adb2-33aaf792e584",
            "sample": true
        }
    }
}