Stephan's Tuesday Picks

• Trump says 'no room left' for talks, confirms 25% tariffs on Canada, Mexico to take effect Tuesday (Globe and Mail) 
• Roger Martin: Starbucks and strategic entropy (Medium)
• Seven & i shares fall amid report it may reject buyout offer (Bloomberg)
• Pink gold (Globe and Mail)
• Sycamore nears acquisition of Walgreens Boots Alliance (Bloomberg)