Research indicates that many employees who have input into job design and who are given greater responsibility frequently show far greater motivation. These innovative ideas are considered forms of employee empowerment.
Answer the following questions:

What exactly is employee empowerment?
What are the pros from the perspective of the employee?
What are the pros from the perspective of the supervisor?
How does employee empowerment relate to whether management believes in theory X or Y style of management and the decision-making process?
Generally speaking, how does employee empowerment work in unionized environments? Why?
Sources:
http://www.arcsmodel.com
http://managementhelp.org/leadingpeople/motivating-others.htm
http://hbswk.hbs.edu/archive/3739.html
http://humanresources.about.com/od/motivationsucces3/
http://ezinearticles.com/?Motivation-Theory&id=410700
http://www.galileo.usg.edu/welcome/