The world's chemicals industry is consolidating into a few huge players: witness the merger announced between Clariant and Ciba Specialty Chemicals.

FORBES: Ulrich Hartmann's second act

The planned merger of Clariant and Ciba Specialty Chemicals , which would have formed the world's biggest specialty chemicals group, was called off after the two firms decided that its risks outweighed the benefits.

ECONOMIST: Business this week | The