Stephan's Tuesday Picks

• Roger Martin: 7 Powers and Playing to Win (Medium)
• Ina Garten and the age of abundance (The New Yorker)
• What happens after the baby boomers retire (Statistics Canada)
• Nerf blasters and Lego rockets: Another mall evolution (NYT)
• Economist Eugene Fama: Efficient markets is a hypothesis, not a reality (FT)