Abstract
The asset pricing literature demonstrates a positive association between operating leverage and expected stock returns. We uniquely examine the predictive power of operating leverage on expected stock returns, in light of the industry returns to scale. Our inspection starts with a theoretical illustration of this facet, demonstrating higher sensitivity of operating profits to production inputs along higher level of production returns to scale. We then empirically examine 83,415 firm-year observations in the US manufacturing industry between 1963 and 2011. We find that the positive and significant relation between operating leverage and the cross-section expected stock returns appears only when the production returns to scale are high. Low returns to scale, however, alleviates both the economic and statistical significance positive effect.
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Notes
Later on, we apply the theoretical illustration to the case of decreasing returns to scale.
Note that even under perfect competition, where we assume decreasing returns to scale in which output elasticity is smaller than one, the higher is output elasticity we would expect a relatively higher variability of revenues than that of costs.
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Acknowledgments
We thank Ilan Cooper, Yakov Amihud, Doron Avramov, and seminar participants at Tel Aviv University, the Hebrew University of Jerusalem, and Ariel University, for their helpful comments. Financial support from the Rosenfeld Foundation is gratefully acknowledged.
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This paper is dedicated to the memory of our mentor, Professor Simon Benninga.
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Taussig, R.D., Akron, S. Returns to scale, operating leverage, and expected stock returns. Eurasian Bus Rev 7, 141–155 (2017). https://doi.org/10.1007/s40821-016-0053-5
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DOI: https://doi.org/10.1007/s40821-016-0053-5