The stock market is a vast, complex network of trading activities where shares of companies are bought and sold, protected by laws against fraud and other unfair trading practices. It plays a crucial role in modern economies by enabling money to move between investors and companies.

• The stock market refers to the collective trading network involving stocks and their derivatives.
• The original crowdsourcing, the stock market, is a central part of modern economies since it’s where companies raise vast sums of money to start a business, expand, or pay off debt.