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Washington University in St. Louis

Essays on securities fraud class actions

Abstract

dc:description.abstract

<p>This piece argues that both the efficient market requirement and event study methodology—once the core of the fraud-on-the-market theory—have evolved in securities fraud class actions. It provides the first comprehensive analysis of fraud-on-the-market cases over the past fifty years and divides this evolution into five chronological stages.</p>

Degree

thesis:*
Name thesis:degree_name
Doctor of Juridical Science (SJD)
Level thesis:degree_level
Dissertation
Year dc:date.available
2025

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Dong, Weikun
Contributors dc:contributor
  • Andrew Tuch, Supervising Professor Scott Baker, Examining Professor Jared Jennings, Examining Professor

Subjects

dc:subject × 4

Rights

Language dc:language
English

Identifiers

dc:identifier.*
Repository record dc:identifier
https://openscholarship.wustl.edu/law_etds/105
OAI identifier oai:identifier
oai:openscholarship.wustl.edu:law_etds-1103

Chain of custody

source
Harvested from
Washington University in St. Louis
Base URL
openscholarship.wustl.edu/do/oai/
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
citation

Dong, Weikun. Essays on securities fraud class actions. Dissertation thesis, 2025. https://openscholarship.wustl.edu/law_etds/105