Afeedback technique in which an employee is appraised by her boss, peers, subordinates, and possibly clients is called a appraisal.

360 degree assessment.

Explanation:

360 degree assessment. -  it is that type of assessment which include feedback from the higher official on the basis of their skills, innovation etc as a positioned of leader or manager etc.

The main purpose of this assessment is to assess the strong point and weak point of any leader on different level. it is essential for any organisation to evaluate the strong point of their employee on different level so that their strength can be use for the betterment of organisation.

the answer would be voluntary exchange -

"the act of buyers and sellers freely and willingly engaging in market transactions. moreover, transactions are made in such a way that both the buyer and the seller are better off after the exchange than before it occurred."

hope this : )

-shy

answer90,000;