Related Clues:

• Scarcity - famine
• Scarcity - lack
• Lack - demand
• Require(ment)
• Want - require(ment)
• Aid factor
• Passport for foreign travel, e.g
• Inadequate supply
• How old you are after small deficit
• Scholarship factor
• Paucity
• On a ___-to-know basis
• Start letter to the missing middlemen with shortfall
• Note the world shortage
• Shortage put right in the end