Moody's ups outlook on Vale's rating to 'positive' on cost controls
April 11, 2014 at 16:34 PM EDT
SAO PAULO/RIO DE JANEIRO, April 11 (Reuters) - Moody's Investors Service on Friday raised the outlook on Vale SA's debt rating to "positive," citing the success of the world's largest iron ore producer to rein in costs in the face of falling prices and uncertain sales volume trends.
