Stephan's Monday Picks

• Walmart's antidote to locked-up products: A key on your phone (Bloomberg)
• Spending rebound may be on the way, but consumer sentiment remains low, Canadian Tire CEO says (Globe and Mail)
• Sainsbury's backs guidance on hopes of Argos sales rebound (WSJ)
• A turning point for private brands: How retailers can seize the opportunity (McKinsey)
• Blackstone to take Retail Opportunity Investments private in $4 billion deal (WSJ)