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A rocket is moving at 1/4 the speed of light relative to Earth.At the center of this rocket,a light suddenly flashes.To an observer at rest in the rocket,
Common Stock
A type of security that represents ownership in a corporation, giving shareholders voting rights and potential dividends.
Bid-Ask Spread
The difference between the highest price that a buyer is willing to pay (bid) for an asset and the lowest price that a seller is willing to accept (ask).
Dealer
An individual or firm in the financial services industry who buys and sells securities for their own account, whether through a broker or otherwise.
Buy and Sell
The basic actions in trading and investing where "buy" refers to acquiring an asset, and "sell" indicates disposing of an asset.
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