The Spanish were looking for gold. This is part of the 3 systems, these were things people came to the new world for. It was GOD GOLD AND GLORY, But the Spanish came for Gold
The answer is <span>Investors purchased the stocks with little cash down; if the price dropped the investor had to repay the loan.
Investors tend to buy the stock on margin if they do not possess enough cash to purchase the full stock, which makes them forced to fill in the remaining amount by borrowing it from brokers or bank. If the stock ended up going down during the process, the investors will ended up destroying their overall net worth.</span>