— A March 23, Page 1 story should have said the Society of the Plastics Industry Inc.'s discounts for NPE2009 exhibitors range from $150-$4,500.
— A March 23, Page 11 story should have said North American polypropylene inventories dropped to an average of seven days in December and January.
— A March 23, Page 1 story should have said automotive suppliers had been seeking $18.5 billion in federal assistance.