Marie Cheung, a Hong Kong-based spokeswoman for JPMorgan, said she couldn't immediately comment on the agreements. Noel Cheung, a Credit Suisse Group AG spokeswoman in Hong Kong; Leslie Shribman, a New York-based spokeswoman at Goldman Sachs; and James Griffiths, a Hong Kong-based spokesman at Citigroup Inc., also declined to comment. Mark Lake, a New York-based spokesman for Morgan Stanley; Jeremy Hughes, a Singapore-based spokesman for Deutsche Bank AG; and Julie Yeo, a Singapore-based spokeswoman at UBS AG, also declined to comment. Richard Khaleel, a spokesman for Jefferies, didn't immediately reply to an e-mail. Kerrie Cohen, a New York-based spokeswoman for Barclays, and Bill Halldin, a spokesman for Bank of America, declined to comment.