{
    "id": "MAC-003",
    "category": "MAC",
    "title": "經濟共識系統性偏誤",
    "question": "某項經濟數據是否經常被持續高估或低估？",
    "chart": "bar",
    "metric": "平均預估誤差／平均絕對誤差（-1至1）",
    "secondary": "高估次數、低估次數與樣本量",
    "x": "同口徑經濟指標",
    "y": "平均預估誤差／平均絕對誤差（-1至1）",
    "panels": [
        "主圖：平均預估誤差／平均絕對誤差（-1至1），依同口徑經濟指標排列",
        "輔圖：高估次數、低估次數與樣本量",
        "明細：經濟共識系統性偏誤的資料列、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",
        "最小事件數與固定樣本期"
    ],
    "apis": [
        "ECON"
    ],
    "calculation": "同country+type+comparison序列計e=actual-estimate；以mean(e)/mean(abs(e))量化偏誤方向，零分母留空。",
    "caveat": "必須保持指標口徑與預估版本；偏誤不表示可在未來繼續利用。 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": "高",
    "audience": "專業",
    "reach": 5,
    "frequency": 6,
    "decision": 6,
    "clarity": 8,
    "sample_labels": [
        "持續高估",
        "輕微高估",
        "無明顯偏誤",
        "輕微低估",
        "持續低估"
    ],
    "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": 58.5,
    "requires_user_input": false,
    "requires_extra_plan": false,
    "source_urls": [
        "https://eodhd.com/financial-apis/economic-events-data-api"
    ],
    "rank": 828,
    "stage": "P4",
    "svg_file": "mockups/0828-MAC-003.svg",
    "demo_fingerprint": "dc486dc9161f3670",
    "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
        }
    }
}