The first global code of conduct for currency trading has banned dealers from lying and starting false rumors as part of a raft of new guidelines aimed at rebuilding trust in the world's biggest financial market. The document, launched on Thursday after evolving from a handful of regional codes used previously, focuses largely on the detail of how banks deal with clients' orders and what market participants can and cannot say to one another. On those issues alone, it includes dozens of individual directives organized under 11 broader "principles", as well as an extended annex of specific examples of ... (full story)