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Start-up Treasury trading platform appoints William O’Brien as it seeks to break open market
More than 30 comment letters filed with US regulator as upstart trading venue seeks official status
US exchange appoints Virtu executive to replace O’Brien
Outside rivals have failed to break in - but is change coming?
Market is again recovering from another bout of glitches
Need to cut costs is pressing
Concern after high-profile snafu
Increasing competition can help restore trust, says Eric Pritchett
BM&FBovespa is cementing its hold on the country’s capital markets, making it difficult for the competition, writes Samantha Pearson
International Edition