The Margin was intrigued by a move by Goldman Sachs last week, concerning its dress code for staff. Here is the latest investment tip from Goldman Sachs: sell pinstripes, buy khaki.

The investment bank has sent the strongest message yet to its bankers that they can shed their suits Monday through Friday and

Goldman's investment bankers do not appear bereaved by the loss of worsted wool and Brooks Brothers uniforms.

"First the tech group went casual, then the media group went casual, then it just spread to the bankers," said one banker.

The Margin wonders whether Goldman's chairman, Mr Peter Sutherland, a man with a penchant for sharp dressing, will follow suit!