How do leadership styles and sources of power influence decision-making?

"Autocratic leaders: Directive leaders who prefer to make decisions and solve problems on their own with little input from subordinates. Coercive power: Power that is derived from an individual’s ability to threaten negative outcomes. Consensual leaders: Leaders who encourage discussion about issues and then require that all parties involved agree to the final decision. Consultative leaders: Leaders who confer with subordinates before making a decision but who retain the final decision-making authority. Democratic leaders: Leaders who solicit input from all members of the group and then allow the members to make the final decision through a vote. Expert power: Power that is derived from an individual’s extensive knowledge in one or more areas. Free-rein (laissez-faire) leadership: A leadership style in which the leader turns over all authority and control to subordinates. Legitimate power: Power that is derived from an individual’s position in an organization. Leadership style: The relatively consistent way that individuals in leadership positions attempt to influence the behavior of others."