本研究基於心理學文獻，陽光照射量與管理者情緒正相關，探討天氣對成本僵固性的影響，依據美國上市公司總部所在的城市天氣狀況作為管理者情緒的代理變數，實證發現天氣與成本僵固性顯著正相關。當公司銷貨收入下降，好天氣驅動的正面情緒影響管理者做決策時較樂觀，認為銷貨收入的下降只是暫時的，傾向做出減緩或不調減資源的決策，使公司的成本僵固性增加，而受壞天氣驅動負面情緒的管理者則反之，受負面情緒影響的管理者較悲觀，認為銷貨收入的下降非暫時性的，傾向做出向下調整資源的決策，使成本僵固性降低。

This study examines the effect of weather on cost stickiness during 1988-2018, based on the psychological literature about the amount of sunshine exposure is positively related to the mood of managers. The weather conditions in the cities where US listed company headquarters are located are used as proxy variables for manager’s mood. Empirical evidence found that sunshine exposure and cost stickiness is significantly positively correlated.

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