Which of the following leads to an increase in bargaining power for workers? a. the existence of unions. b. minimum-wage laws. c. an increase in the supply of labor. d. protectionist trade policies.

The answer would be A - the existence of union. The collective bargaining power of union puts specialists on a more equivalent level with managers. Collective bargaining inside a worker's guild is a procedure of arrangement amongst businesses and a gathering of representatives went for understandings to direct working pay rates, working conditions, benefits, and different parts of specialists' pay and rights for laborers to secure all day work.