{
    "id": "DIV-020",
    "category": "DIV",
    "title": "除淨前後含股息事件回報",
    "question": "只看除淨後跌價是否低估了實際總回報？",
    "chart": "line",
    "metric": "事件窗總回報（%）",
    "secondary": "市場調整回報（%）",
    "x": "相對除淨交易日",
    "y": "累積回報（%）",
    "panels": [
        "事件窗總回報",
        "價格回報對照",
        "樣本數及區間"
    ],
    "filters": [
        "股票 / 持倉清單",
        "除淨 / 派付基準",
        "股息幣種"
    ],
    "apis": [
        "DIV",
        "EOD",
        "SPLIT"
    ],
    "calculation": "逐事件用價格加實際股息的同股數財富序列計事件日前後累積回報，或單獨使用已驗證 adjusted_close；兩者不混算。",
    "caveat": "重疊事件、再投資時點及基準選擇影響結果；歷史平均不是可執行保證收益。；預覽數值全為合成示例，非即時行情。",
    "data_class": "衍生",
    "complexity": "高",
    "audience": "進階",
    "reach": 7,
    "frequency": 7,
    "decision": 8,
    "clarity": 8,
    "sample_labels": [
        "事件前10日",
        "前5日",
        "除淨日",
        "後5日",
        "後10日"
    ],
    "cadence": "收市後更新價格；新財報入庫後重算",
    "category_name": "股息與股東回報",
    "score": 73.5,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/api-splits-dividends",
        "https://eodhd.com/financial-apis/api-for-historical-data-and-volumes"
    ],
    "rank": 502,
    "stage": "P3",
    "svg_file": "mockups/0502-DIV-020.svg",
    "demo_fingerprint": "a9f0cfec5f6483a4",
    "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
        }
    }
}