Author

Marissa Moran

Date of Award

Spring 2020

Degree Name

Bachelor of Science (BS)

Advisor(s)

John Shon

Second Advisor

Luke Kachersky

Abstract

Using ordinary least squares regressions, regressing abnormal returns on earnings surprises for earnings announced the day after the Super Bowl, we find that the data largely supports the efficient market hypothesis instead of the theory of behavioral finance. However, the inattention effect of the Super Bowl is apparent in raw, unwinsorized data, suggesting that limited attention and behavioral finance may play a role in the pricing of earnings surprises after a distractive event outside of market hours. Earnings surprises are significant economic events which should be interpreted efficiently under the efficient market hypothesis. Yet, signs of behavioral finance are possibly disrupting the efficient market hypothesis as a consequence of limited attention.

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