New Fed chair faces critical test at Jackson Hole as inflation fears mount

Investors will hope Kevin Warsh offers comfort blanket at annual meeting of central banks amid bond market anxietyThe new US Federal Reserve chair, Kevin Warsh, faces a critical test this week amid anxiety in government bond markets over inflation and Donald Trumps tax and spending plans.As the worlds most powerful central bank prepares for its annual Jackson Hole conference, analysts said bond traders would be looking for signals from Warsh over its commitment to fighting inflation.