When the stock market finally did crumble, those who had invested their money in it did like wise.
Its hard to say what caused this worldwide depression because it’s all based on opinion as opposed to factual data.
There are many contributing factors but not one specific event can be pin pointed for starting the depression.
In the modern world, people are critical of anything remotely close to such an uneven distribution of wealth; protests at Wall Street and other financial offices have become a common site.
Much like the 1990s in this country, the 1920s was a time when banks lent frivolously and people borrowed money like it was 1929.