Joy Global earnings

Earning Growth Strong Across Corporate America

S&P 500 companies have nearly completed the second-quarters earnings season, and overall, investors don't have much to complain about: More than 70% of companies have beaten earnings estimates, the index's earnings have risen more than 19% from last year, and nine of 10 sectors have given us a positive earnings surprise.

Week in Preview: Employment, Bernanke & More Retail Earnings

This week we turn the calendar page, and that change brings with it a raft of economic data. Fed Chairman Ben Bernanke will deliver his semiannual monetary policy testimony before Congress, while Wall Street waits on more earnings reports.