The retail sector is in focus with big retailers like Walmart (WMT) , Home Depot (HD) , Lowe’s (LOW) and Target (TGT), as well as store channels like Nordstrom (JWN) and Kohl’s (KSS), due to report earnings. So far, 20 out of 33 retailers on the S&P 500 Index have already reported. Earnings of these companies are up 20.2% from the same period last year on 6.9% higher revenues, with 55% beating EPS estimates and 45% beating revenue estimates. Overall, the retail sector is expected to report earnings growth o ...