(defun parkinsons-law (k m p n)
(/ (+ (* 2 (expt k m))
p)
n))
Where:
The retval is the number of new employees to be hired annually
k is the number of employees who want to be promoted by hiring new employees
m is the number of working hours per person for the preparation of internal memoranda (micropolitics)
p is the difference between the age at hiring and the age at retirement
n is the number of administrative files actually completed