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Quarks: Composite particles that are composed of three quarks are called
Used Cars
Pre-owned vehicles that have been previously registered and are available for resale, often at lower prices compared to new cars.
Signaling
The action of sending out a signal (often indirectly through actions or attributes) to convey information or intentions in environments with information asymmetries.
Advertising
The practice of promoting products, services, or brands through various media to influence consumer behavior.
Principal
The initial sum of money loaned or invested, excluding any interest or dividends.
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