{
    "id": "ERN-005",
    "category": "ERN",
    "title": "公告前後價格路徑",
    "question": "公布業績後市場重估持續多久？",
    "chart": "line",
    "metric": "事件累計超額報酬（%）",
    "secondary": "基準與樣本四分位區間",
    "x": "距公告交易日",
    "y": "事件累計超額報酬（%）",
    "panels": [
        "主圖：事件累計超額報酬（%），依距公告交易日排列",
        "輔圖：基準與樣本四分位區間",
        "明細：公告前後價格路徑的資料列、觀測日期與缺值狀態"
    ],
    "filters": [
        "市場／行業",
        "財政季度／公告日期",
        "基準指數／ETF"
    ],
    "apis": [
        "CALENDAR",
        "EOD"
    ],
    "calculation": "以前一可交易收市價為基點，扣除同期基準報酬，按公告時段對齊事件。",
    "caveat": "同日其他消息會混入；只是事件關聯而非因果。 報告日與財政期末分開；缺失預估不可當零；歷史預估不等於完整當時可得資料。",
    "data_class": "衍生",
    "complexity": "高",
    "audience": "進階",
    "reach": 9,
    "frequency": 8,
    "decision": 9,
    "clarity": 8,
    "sample_labels": [
        "前5日",
        "前1日",
        "反應日",
        "後5日",
        "後20日"
    ],
    "cadence": "日更；業績公布後重新整理",
    "category_name": "業績與預期",
    "score": 86.0,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/calendar-upcoming-earnings-ipos-and-splits",
        "https://eodhd.com/financial-apis/api-for-historical-data-and-volumes"
    ],
    "rank": 183,
    "stage": "P1",
    "svg_file": "mockups/0183-ERN-005.svg",
    "demo_fingerprint": "650512b678282b20",
    "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
        }
    }
}