High-end consumers continue to drive the economy, even in companies like Walmart (WMT). That's according to Steve Hochman, who makes the case that "segmentation strategy" will always win when it comes to companies focusing on getting different income classes to spend. He talks about how Walmart is adjusting to the shift in consumer spending and explains how TJX Companies (TJX) is outperforming while other retailers like Home Depot (HD) lag.