	yellow freight yell sees lower st qtr net yellow freight system inc said its expects first quarter profits to be substantially below the mln dlrs or cts a share ed in the same period a year ago revenues have been depressed by recent price discounting added costs from expansion programs lower shipping volumes and increased costs associated with severe weather conditions on the east coast company officials told analysts here an industry wide rate hike of pct set for april one will cover yellow freight s upcoming labor and other costs but will not make a contribution to operating margins it said reuter 
