SOX 5 years on

The Economist takes a look at the Sarbanes Oxley Act (SOX) 5 years on. A response to corporate collapses (and particularly Enron), it's compliance costs have been accused of driving listing offshore, especially to London. An alternative view is that it is making U.S. investments safer. See an earlier post linking to research that shows that SOX may be resulting in lower cost of capital for US listed firms.