BusinessPMEX initiates trading in 10 ounce silver contractShahid AbbasiJuly 17, 2012July 17, 2012 by Shahid AbbasiJuly 17, 2012July 17, 2012 Karachi: Pakistan Mercantile Exchange Limited launched the 10 ounce silver contract this week for its small investors. Trading started in the contract right after approval...