http://www.derivativesweek.comhttp://new.derivativesweek.com©2010 Derivatives Week60Structured CreditUBS has hired Ranjit Sikka, a correlation trader at Deutsche Bank in London, as a managing director and global head of credit index tranche trading.http://www.derivativesweek.com/Article/2662392/UBS-Taps-Global-Index-Tranche-Trading-Head.htmlMon, 06 Sep 2010 14:31:22 GMTEuropean regulatory authorities will be given powers to summon firms or financial services individuals to provide explanations and supporting documents setting out the purpose and the underlying risks to their credit default swap trading activities, according to a European Commission draft bill for naked short selling obtained by Derivatives Week.http://www.derivativesweek.com/Article/2660410/EU-Regulators-Set-For-Upped-Naked-CDS-Powers.htmlWed, 01 Sep 2010 19:56:52 GMTAmias Berman & Co., a fixed income advisory, origination and brokerage firm, has hired Michael Ridley, a former director in credit research at Citigroup in London, as a senior credit salesman. http://www.derivativesweek.com/Article/2659459/Broker-Hires-Former-Citi-Credit-Analyst.htmlTue, 31 Aug 2010 16:17:07 GMTThe planned retirement of Financial Accounting Standards Board Chairman Robert Herz has thrown proposed changes to derivatives accounting into question, as the exposure draft only passed the board by a 3-2 vote, with Herz in favor. http://www.derivativesweek.com/Article/2657869/FASB-Chief-Exit-Queries-Derivative-Proposal.htmlThu, 26 Aug 2010 21:35:00 GMT