public ProductivityCriterion()
 {
     constantJuniorParams = new Junior();
     constantMiddleParams = new Middle();
     constantSeniorParams = new Senior();
     constantLeadParams   = new Lead();
 }
 public quantityEmployeeCriterion()
 {
     constantJuniorParams = new Junior();
     constantMiddleParams = new Middle();
     constantSeniorParams = new Senior();
     constantLeadParams   = new Lead();
 }
 public SalaryCriterion()
 {
     constantJuniorParams = new Junior();
     constantMiddleParams = new Middle();
     constantSeniorParams = new Senior();
     constantLeadParams   = new Lead();
 }