Stephan's Thursday Picks

• Berkshire Hathaway takes Ulta Beauty stake, sending shares up (WSJ)
• 'Stress on shelves' - The battle for space in store aisles (WSJ)
• How food prices have changed over the last four years (NYT)
• Kroger and Albertson's spend more than $800 million on merger fees (Bloomberg)
  
• The end-to-end excellence playbook for retailers (McKinsey)