Labor Union: An organization of workers who unite to advocate for their collective interests, including negotiating better wages, benefits, and working conditions through collective bargaining.
Imperfectly Competitive Labor Market: A labor market where employers or employees have some degree of market power, leading to wages and employment levels that differ from the perfectly competitive model.
Bilateral Monopoly:A market structure where there is a single buyer (monopsony) and a single seller (monopoly), leading to a bargaining process to determine the terms of exchange.