OpinionHow Merchants of Venice Calculated Exchange Rates: EchoesJanuary 12, 2012 at 11:18 AM EST0FacebookTwitterLinkedInEmailLinkGiftFacebookTwitterLinkedInEmailLinkGiftGift this articleBefore it’s here, it’s on the Bloomberg TerminalBloomberg Terminal LEARN MOREFacebookTwitterLinkedInEmailLinkGiftBookmarkSaveLock This article is for subscribers only.Before it’s here, it’s on the Bloomberg TerminalBloomberg Terminal LEARN MORE