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Modeling horizontal shareholding with ownership dispersion

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The dominantformulationformodelingtheobjectivefunctionofmanagersofcompeting rms withhorizontalshareholdinghasbeencritiquedforproducingtheresultthat,ifnon-horizontal shareholdersarehighlydispersed,managerswouldmimictheinterestsofhorizontalsharehold- ers eveniftheyownashareofthe rmthatdoesnotinducefullcontrol.Weshowthatthis issuecanbeavoided(whilemaintainingtheremainingfeaturesofthedominantapproach) withanalternativeformulationthatisderivedfromaprobabilisticvotingmodelthatassumes shareholderswithhigher nancialstakeswilltakegreaterinterestinthemanagerialactions, whichyieldstheresultthatmanagersmaximizeacontrol-weightedsumoftheshareholders relativereturns.

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Horizontal Shareholding Ownership Dispersion Manager Objective Function Proportional Control Banzhaf Control

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Citation

Brito, D., Elhauge, E., Ribeiro, R., Vasconcelos, H. (2018). Modeling horizontal shareholding with ownership dispersion. Working papers: Economics. N.º 1, 17 p.

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