World Week Ahead: Waiting for Yellen

World Week Ahead: Waiting for Yellen
By Margreet Dietz   May 18 (BusinessDesk) - With increasing evidence the US economy is not recovering as quickly as initially thought from a sluggish first quarter, Federal Reserve Chair Janet Yellen’s speech on Friday will be watched very closely.    Investors are increasingly less sure how the Fed is interpreting the latest data, with concerns rising that perhaps Yellen and her colleagues have been too optimistic.   Other Fed officials speaking this week include Chicago Fed President Charles Evans, today and again on Wednesd...