$BTC Securities and Exchanges
**Securities**:
- **Definition**: Financial instruments representing ownership rights or debts.
- **Types**:
- **Stocks**: A share in the ownership of a company.
- **Bonds**: A loan given to the issuer in exchange for interest.
- **Derivatives**: Their value depends on other assets.
**Exchanges**:
- **Definition**: A regulated market for buying and selling securities.
- **Examples**: New York Stock Exchange (NYSE), NASDAQ, Arab exchanges like Cairo Stock Exchange.
**Importance**:
- Providing liquidity, pricing assets, attracting investments.