{
    "id": "MAC-014",
    "category": "MAC",
    "title": "換匯時點風險區間",
    "question": "在過去相同等待期內，換匯成本變動有多大？",
    "chart": "histogram",
    "metric": "持有外幣成本變動分布（%）",
    "secondary": "中位數與不利高分位",
    "x": "滾動匯率變動分箱",
    "y": "持有外幣成本變動分布（%）",
    "panels": [
        "主圖：持有外幣成本變動分布（%），依滾動匯率變動分箱排列",
        "輔圖：中位數與不利高分位",
        "明細：換匯時點風險區間的資料列、觀測日期與缺值狀態"
    ],
    "filters": [
        "國家／資產／貨幣",
        "資料日期與觀測頻率",
        "換匯方向與等待日數"
    ],
    "apis": [
        "EOD",
        "FX"
    ],
    "calculation": "固定需要購入外幣方向，用每個歷史起點到選定期限的匯率變動建立分布。",
    "caveat": "歷史分位不保證未来；重疊窗口的觀測並不獨立。 各資產需對齊貨幣、交易日與時區；宏觀修訂值不代表當時已知數據。",
    "data_class": "衍生",
    "complexity": "中",
    "audience": "大眾",
    "reach": 7,
    "frequency": 7,
    "decision": 8,
    "clarity": 9,
    "sample_labels": [
        "成本下降",
        "小幅下降",
        "大致持平",
        "小幅增加",
        "成本大增"
    ],
    "cadence": "依原始資料發布頻率；市場序列日更",
    "category_name": "宏觀、外匯與加密資產",
    "score": 74.5,
    "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/list-supported-forex-currencies"
    ],
    "rank": 479,
    "stage": "P2",
    "svg_file": "mockups/0479-MAC-014.svg",
    "demo_fingerprint": "4ad50aabbb202d0c",
    "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
        }
    }
}