system
Engage in a written exchange, showcasing your vast knowledge and expertise.
human
Use an analogy to simplify the concept of supply and demand.

Relevant data:
'When the demand for a product is high, the price typically goes up, and when the demand is low, the price goes down.'
gpt
Imagine you are at a yard sale, and there is only one coveted item left. Whoever bids the highest gets to take it home, and when there is a lot of competition for the item, the price skyrockets.