Earnings season came to an end yesterday with Wal-Mart's (WMT) release of its quarterly numbers. Wal-Mart's report must have been bittersweet for market bulls since the S&P 500 rallied more than 6.5% this past earnings season.
As shown below, the percentage of companies that beat earnings estimates for the reporting period finished at 60.4%. This is slightly lower than the r...
