TOKYO, JAPAN: An employee of Harry Winston admires a necklace of the world's biggest green diamond 'Dresden Green' at Ginza shopping district in Tokyo.
TOKYO, JAPAN: An employee of Harry Winston admires a necklace of the world's biggest green diamond 'Dresden Green' at Ginza shopping district in Tokyo. - 
Listen To The Story
Marketplace

We asked people on the streets of downtown Los Angeles about the last anniversaries they celebrated. What do you buy for an anniversary? Who's influencing that? And who is making money off our emotions?  We asked Cassie Mogilneran Associate Professor of Marketing at the Wharton School at the University of Pennsylvania to find out about the business behind anniversaries. 

 

Follow Marketplace Weekend Staff at @MarketplaceWknd