It is the policy of the city to pursue vigorously in every phase of its service to the community improved productivity which will provide a fair return on the use of tax dollars and ensure maintenance and use of the assets of the city. To this aim, the city manager shall implement programs which will continue to provide productivity improvements and, through motivational programs, will encourage all employees to work for these goals and through incentive programs will recognize contributions by employees for improvements in productivity. [Ord. 05-15 § 2; Ord. 202 § 3.171, 1992.]