{
    "id": "OPT-006",
    "category": "OPT",
    "title": "波動率期限結構",
    "question": "短期與長期期權的 IV 有甚麼差異？",
    "chart": "line",
    "metric": "平值 IV（%）",
    "secondary": "DTE與跨式成本",
    "x": "到期剩餘日",
    "y": "平值 IV（%）",
    "panels": [
        "主圖：平值 IV（%），依到期剩餘日排列",
        "輔圖：DTE與跨式成本",
        "明細：波動率期限結構的資料列、觀測日期與缺值狀態"
    ],
    "filters": [
        "美股標的與報價日",
        "到期日與行權價",
        "平值距離上限"
    ],
    "apis": [
        "OPTIONS",
        "EOD"
    ],
    "calculation": "每個到期選相同平值規則合約，計 call／put 有效IV均值，按dte排列。",
    "caveat": "不同到期可能包含不同事件；插值不是原生報價。 Marketplace 額外方案；僅美股日終快照，不含逐筆買賣方向或券商庫存；先驗證合約乘數。",
    "data_class": "額外方案",
    "complexity": "高",
    "audience": "專業",
    "reach": 6,
    "frequency": 7,
    "decision": 7,
    "clarity": 8,
    "sample_labels": [
        "7日",
        "14日",
        "30日",
        "60日",
        "90日"
    ],
    "cadence": "美股收市後日更",
    "category_name": "美股期權",
    "score": 67.5,
    "requires_user_input": false,
    "requires_extra_plan": true,
    "source_urls": [
        "https://eodhd.com/marketplace/unicornbay/options",
        "https://eodhd.com/financial-apis/api-for-historical-data-and-volumes"
    ],
    "rank": 654,
    "stage": "P3",
    "svg_file": "mockups/0654-OPT-006.svg",
    "demo_fingerprint": "377bef340ff3701a",
    "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
        }
    }
}