Amazon's physical store sales fall 3%

Amazon on Thursday said that fourth quarter net sales rose 20% to $72.4 billion from $60.5 billion in the year-ago quarter; North America net sales rose 18% to $44.1 billion. Services sales rises overshadowed product net sales growth, as subscriptions rose 25% to $3.96 billion, "other" (mostly advertising, according to executives) rose 95% to $3.39 billion and AWS cloud computing sales rose 45% to $7.43 billion.