{
    "id": "SEC-048",
    "category": "SEC",
    "title": "市場波動與個股分化",
    "question": "指數平靜時，個股間的差距是否仍然很大？",
    "chart": "scatter",
    "metric": "個股回報橫截面標準差（%）",
    "secondary": "市場時間序列波動（%）",
    "x": "市場滾動波動（%）",
    "y": "個股回報橫截面標準差（%）",
    "panels": [
        "市場波動與分化",
        "個股回報分布",
        "尺度與樣本"
    ],
    "filters": [
        "成分股範圍",
        "產業分類",
        "加權方式"
    ],
    "apis": [
        "EOD",
        "EXCHANGE"
    ],
    "calculation": "每日期股票回報橫截面std與同期市場二十日日回報std年化分面或統一頻率比較。",
    "caveat": "橫截面分化與時間序列波動是不同尺度；不能直接比較數值大小，指標單位需清楚。；市場廣度必須覆蓋選定完整成分股並列出有效分母，不能直接把 Screener 前 1,000 筆當全市場。",
    "data_class": "衍生",
    "complexity": "高",
    "audience": "專業",
    "reach": 4,
    "frequency": 5,
    "decision": 6,
    "clarity": 7,
    "sample_labels": [
        "低波低分化",
        "低波高分化",
        "高波低分化",
        "高波高分化"
    ],
    "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": "產業與市場廣度",
    "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": 941,
    "stage": "P4",
    "svg_file": "mockups/0941-SEC-048.svg",
    "demo_fingerprint": "b41465236210bf93",
    "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
        }
    }
}