{
    "id": "MAC-010",
    "category": "MAC",
    "title": "外幣資產保本匯率尺",
    "question": "海外股票已有的本地漲幅可承受多少匯率逆風？",
    "chart": "range",
    "metric": "抵消本地漲幅所需匯率變動（%）",
    "secondary": "基期匯率、保本匯率與目前匯率",
    "x": "海外資產",
    "y": "抵消本地漲幅所需匯率變動（%）",
    "panels": [
        "主圖：抵消本地漲幅所需匯率變動（%），依海外資產排列",
        "輔圖：基期匯率、保本匯率與目前匯率",
        "明細：外幣資產保本匯率尺的資料列、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",
        "投資比較起點及基準貨幣"
    ],
    "apis": [
        "EOD",
        "FX",
        "FUND"
    ],
    "calculation": "以選定起點股票本地回報R計匯率保本倍數1/(1+R)；乘基期每單位外幣的本幣價格得到保本匯率。",
    "caveat": "R須大於-100%；是固定起點的價格與匯率恒等式，未計個人費稅且不預測匯率。 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": "進階",
    "reach": 7,
    "frequency": 7,
    "decision": 8,
    "clarity": 9,
    "sample_labels": [
        "本地虧損",
        "小幅本地盈利",
        "中幅本地盈利",
        "大幅本地盈利"
    ],
    "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",
        "https://eodhd.com/financial-apis/stock-etfs-fundamental-data-feeds"
    ],
    "rank": 478,
    "stage": "P2",
    "svg_file": "mockups/0478-MAC-010.svg",
    "demo_fingerprint": "d1733d117631681a",
    "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
        }
    }
}