We show that the Securities and Exchange Commission's system for disseminating market-moving information in securities filings gives some investors an advantage over others. We describe two systems — the SEC's file transfer protocol (FTP) server and public dissemination service (PDS) — that...

This essay examines several metrics of Securities and Exchange Commission (SEC) decisionmaking that may be updated on a regular basis over time using publicly available data to give a picture of how SEC decisionmaking changes over time. I focus on SEC actions against public companies and...

Using actions with both an SEC investigation and a class action as our baseline, we compare the targeting of SEC-only investigations with class action-only lawsuits. Looking at measures of information asymmetry, we find that investors in the market perceive greater information asymmetry...

Congress has repeatedly expanded the authority of the SEC to pursue violations of the securities laws in proceedings decided by its own administrative law judges, most recently in the Dodd Frank Act. We report the results from an empirical study of SEC enforcement actions against non-financial...

Investors face myriad investment alternatives and seemingly limitless information concerning those alternatives. Not surprisingly, many commentators contend that investors frequently fall short of the ideal investor posited by the rational actor model. Investors are plagued with a variety of...

Investors face myriad investment alternatives and seemingly limitless information concerning those alternatives. Not surprisingly, many commentators contend that investors frequently fall short of the ideal investor posited by the rational actor model. Investors are plagued with a variety of...