Best Stock to Buy Right Now: Coca-Cola vs. Walmart

A couple of seemingly little things are actually becoming pretty big deals.Obviously the two companies are different; Coca-Cola (KO +0.37%) is a family of several popular beverage brands, while Walmart (WMT +1.96%) is a consumer goods retailer.Their fortunes, however, are ultimately tethered to the same market dynamics -- both companies must offer value to value-conscious consumers, and both companies must constantly promote themselves. And, both organizations have typically done a great job on both fronts, ...