We examine open market stock trades by registered insiders in about 3700 targets of takeovers announced during 1988–2006 and in a control sample of non-targets, both during an ‘informed’ and a control period. Using difference-in-differences regressions of several insider trading measures,...

We find that the presence of independent directors who are blockholders (IDBs) in firms promotes better CEO contracting and monitoring, and higher firm valuation. Using a panel of about 11,500 firm-years with a unique, hand-collected dataset on IDB-identity and a novel instrument, we find that...

We examine open market stock trades by registered insiders in about 3,700 targets of takeovers announced during 1988-2006 and in a control sample of non-targets, both during an ‘informed' and a control period. Using difference-in-differences regressions of several insider trading measures, we...

We examine insider trading in about 3,700 targets of takeovers announced during 1988-2006 and in a control sample of non-targets, both during an ‘informed' and a control period. Using difference-in-differences regressions of several insider trading measures, we find no evidence that insiders...

If outside directors with backgrounds in politics and in law play a political role, they will be more important on the boards of firms for which politics matters more. We conduct three tests. First, for a sample of manufacturing firms, we find that politically experienced directors are more...

This paper empirically examines whether certain corporate governance mechanisms are related to the probability of a company restating its earnings. We examine a sample of 159 U.S. public companies that restated earnings and an industry-size matched sample of control firms. We have assembled a...