How did easy credit contribute to the boom times in the 1920s?

just read explantation

Explanation:

The Easy credit of the 1920's saw a massive increase in consumer indebtedness, together with an equally dramatic decline in savings. 75% of the population spent most of their yearly income to purchase goods including food, clothes, radios, and automobiles. Consumer Credit outstanding in 1929 totaled over $3 Billion.

i believe he was the 5th king of uruk. so c