The Causes of the Wall Street Crash of 1929The Roaring Twenties came to a screeching halt on October 29, 1929 when the stock market crashed. The steep descent began on October 24, 1929 and lasted four days with over sixteen million shares traded. Now known as Black Tuesday, economists conducted studies on this day to understand what caused the economic collapse. Economists have found that social presence, the decline of industry, the loss of agricultural growth, and the invention of credit are inevitably what caused the market to crash that day in October. The social presence in the year 1929 was stadic. World War I was finally over. Men returned home to their wives and moved to growing industrialized cities to find jobs, homes, and more