{
    "id": "fx_spot-08",
    "category": "fx_spot",
    "category_name": "外匯現貨",
    "title": "貨幣對相關性與共同美元曝險",
    "question": "貨幣對相關性與共同美元曝險",
    "chart": "matrix",
    "metric": "貨幣對相關性與共同美元曝險",
    "secondary": "相关矩陣＋貨幣方向表",
    "x": "觀察期／樣本",
    "y": "示例數值",
    "panels": [
        "貨幣對相關性與共同美元曝險",
        "相关矩陣＋貨幣方向表",
        "資料明細"
    ],
    "filters": [
        "標的／市場",
        "分析區間",
        "基準／參數"
    ],
    "apis": [
        "EOD",
        "USER_MASTER"
    ],
    "calculation": "將 base/quote 方向一致化，對齊觀測後 corr(r_i,r_j)；部位淨貨幣曝險另以用戶名義本金計算。",
    "caveat": "不把倒數貨幣對當獨立分散資產；相關係數不等於危機期保證。",
    "inputs": "EOD: 多貨幣對報酬\n可選 USER: 實際名義本金",
    "extra_inputs": "依左側必要欄位與限制核實",
    "data_class": "原生資料可衍生",
    "complexity": "原生＋主檔／用戶資料",
    "rank": 8,
    "stage": "P2",
    "collection": "product",
    "source_urls": [
        "https://eodhd.com/financial-apis/api-for-historical-data-and-volumes",
        "https://eodhd.com/financial-apis/list-supported-forex-currencies"
    ],
    "requires_user_input": true,
    "requires_extra_plan": false,
    "cadence": "示例資料",
    "sample_labels": [
        "2019",
        "2020",
        "2021",
        "2022",
        "2023",
        "2024"
    ],
    "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
        }
    }
}