Related Clues:

• Have a tendency to finish at last
• How re becomes 'er?
• There's a tendency to tear after tea
• One should make many of them happy on a birthday
• Perhaps it's 'er that makes them profitable
• They make many happy once a year as RE becomes ER
• Might make 'er happy in many ways on her day
• Many may get happy when RE becomes ER, perhaps
• About goes up and makes 'er
• What one gets out of it comes back to one
• Market analysis discovery
• Statistician's discovery
• The way the wind blows
• Stock clerk's charge
• What's in