Ray hires students at $90 a day to paint houses. he leases equipment that costs $70 a day. suppose that ray doubles the number of students he hires and doubles the amount of equipment that he leases. if ray experiences economies of scale, his long-run average cost curve a. slopes upward b. is horizontal c. slopes downward d. shifts upward e. shifts downward

The advantage of administering personality tests on employees is that it will allow the employer to know the mindset and personality of the employee. this will allow the employer to at least have an idea as to how the employee works and how his attitude in the workplace. the disadvantage is that it may make the employee a little anxious as to whether he would meet the personality requirements of the employer and whether he would be able to retain the job or not. 

Iguess you must be confident and have the qualifications do this job you go