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Journal of Financial Economics Vol. 39 No. 1 1995

Poison or placebo? Evidence on the deterrence and wealth effects of modern antitakeover measures

Robert Comment1,2; G. William Schwert3,1

1 University of Rochester · 2 United States Securities and Exchange Commission · 3 National Bureau of Economic Research

open access

Abstract

This paper provides large-sample evidence that poison pill rights issues, control share laws, and business combination laws have not systematically deterred takeovers and are unlikely to have caused the demise of the 1980s market for corporate control, even though 87% of all exchange-listed firms are now covered by one of these antitakeover measures. We show that poison pills and control share laws are reliably associated with higher takeover premiums for selling shareholders, both unconditionally and conditional on a successful takeover, and we provide updated event study evidence for the three-quarters of all poison pills not yet analyzed. Antitakeover measures increase the bargaining position of target firms, but they do not prevent many transactions.

DOI
10.1016/0304-405x(94)00823-j
Volume
39
Issue
1
Pages
3-43
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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