The wordplay in these lines from Shakespeare's Romeo and Juliet, creates a light-hearted mood as Romeo teasingly compares Mercutio to a goose.
In this exchange between Romeo and Mercutio, the entire play is on a goose. Goose refers to someone who leads someone to go all over the place. As in this situation, Mercutio and Benvolio couldn't find Romeo in the party and felt like in a chase of a wild goose. The exchange between them goes on for several lines. Hence, such exchange creates a light-hearted mood.
The Great Depression happened in the 1920's and 1930's due to many economic disasters such as the Market Crash in 1929 and bad mistakes by the President (Hoover)
