Stephan's Friday Picks

• Amazon plans to open large retail stores akin to department stores (WSJ)
• Why do chief data officers have such short tenures (HBR)
• Lululemon plans to make leggings from plants (Fast Company)
• Soaring cost of food is forcing families to scrimp at the dinner table (Bloomberg)
• From the archives (2012): Selling it with extras, or not at all (NYT)