Authority in management is the formal or legitimate authority specified in a charter gives a project manager the authority to act in the name of the sponsoring executive or on behalf on the organizationThere are different types here:
• Coercive authority : refers to motivating staff by punishment and is predicated on fear of losing status, positions, bonuses or jobs.
• Expert authority : is earned if the team respects one's skills as a project manager or subject-matter expert.
• Referent authority : refers to the ability to influence others through charisma, personality, and charm.
• Reward authority : refers to positive reinforcement and the ability to award something of value.