{
    "id": "ETF-017",
    "category": "ETF",
    "title": "ETF 基準追蹤差距",
    "question": "基金與其追蹤基準長期相差多少？",
    "chart": "line",
    "metric": "累積追蹤差距（百分點）",
    "secondary": "年度追蹤差額（百分點）",
    "x": "共同交易日期",
    "y": "累積追蹤差距（百分點）",
    "panels": [
        "基金與基準曲線",
        "累積差距",
        "基準類型說明"
    ],
    "filters": [
        "基金類型",
        "比較基準",
        "顯示幣別"
    ],
    "apis": [
        "EOD",
        "FUND"
    ],
    "calculation": "用基金調整後回報減相同幣別、相同股息口徑之已核實基準回報。",
    "caveat": "若僅有價格指數，不得標為正式總回報 tracking difference；找不到一致基準即停用。",
    "data_class": "衍生",
    "complexity": "高",
    "audience": "進階",
    "reach": 9,
    "frequency": 7,
    "decision": 9,
    "clarity": 10,
    "sample_labels": [
        "起點",
        "年度一",
        "年度二",
        "年度三"
    ],
    "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": "ETF與基金",
    "score": 85.0,
    "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/stock-etfs-fundamental-data-feeds"
    ],
    "rank": 227,
    "stage": "P2",
    "svg_file": "mockups/0227-ETF-017.svg",
    "demo_fingerprint": "3ff6c3db6478dd9b",
    "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
        }
    }
}