本研究以日本東京證券交易所上市公司為研究對象，探討董事會成員年齡與強制性盈餘預測之關聯性。本研究將董事會成員年齡區分為五種：董事長的年齡、董事會成員的平均年齡、董事會成員年齡的標準差、董事會成員最高年齡跟最低年齡的差距及董事長年齡是否高於董事會成員平均年齡，以測試其所發布盈餘預測準確度與盈餘預測偏差之關聯性。而實證結果發現董事長的年齡越大、董事會成員的平均年齡越大、董事長年齡高於董事會成員平均年齡時，所發布的盈餘預測準確度也就越高，且傾向較為保守的盈餘預測。而董事會成員年齡的標準差越大、董事會成員最高年齡與最低年齡差距越大時，所發布的盈餘預測準確度較低，且傾向較為樂觀的盈餘預測。

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