No, ETFs cater to a wide range of investors. Their simplicity, diversification benefits, and low costs make them suitable for both beginners and experienced investors.

ETFs generally have lower expense ratios than traditional mutual funds. Investors may also incur brokerage, but many brokers offer commission-free ETF trades.

Yes, many ETFs can be bought on margin or sold short, offering investors the flexibility to implement different trading and investment strategies. However, it's essential to understand the associated risks.

No, while many ETFs track an index passively, some are actively managed, with fund managers making investment decisions to outperform the market. Investors can choose between passive and active ETFs based on their investment objectives.

The market price of an ETF is determined by supply and demand throughout the trading day. The net asset value (NAV), representing the total value of the underlying shares, is calculated at the end of each trading day.

Investors can hold ETFs for the long term. There's no predefined maturity date, and ETFs can be part of a buy-and-hold.