Answer:
Causes:
The stock market crash of 1929. During the 1920s the U.S. stock market underwent a historic expansion.
Banking panics and monetary contraction.
The gold standard.
Decreased international lending and tariffs.
Effects:
A third of all banks failed.
Unemployment rose to 25%, and homelessness increased.
Housing prices plummeted 67%, international trade collapsed by 65%, and deflation soared above 10%.
34 It took 25 years for the stock market to recover.
Step-by-step explanation: