Possible Clues:

• *'The Bonfire of the Vanities' subject (1984)
• *Educated, well-paid professional (1984)
• Affluent city dweller
• Well-paid young city professional
• Affluent middle-class city professional
• Yes, being informal, food is for affluent young professional
• Big spender, maybe
• 1980s materialist
• J. Crew customer, perhaps
• Ambitious 20-something