Brazil: Moody’s assigns Br-2 rating to Metro Rio’s promissory notes June 26, 2009 | Latin America News Moody’s assigned a Br-2 rating to the BRL100 million 180-day promissory notes issued by Concessão Metroviária do Rio de Janeiro S.A. (Metro Rio), the public transportation company ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password