Economic data: Challenger job cuts, year-on-year, August (-46.1% previously); Imports, month-on-month, July (+1.4% expected, -1.8% previously); Exports, month-on-month, July (-0.8% expected, -0.9% previously); Nonfarm productivity, second-quarter final reading (+1.4% expected, +1.4% previously); Initial jobless claims, week ended Aug. 29 (205,000 expected, 203,000 previously); Continuing claims, week ended Aug. 22 (1.79 million expected,
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