The "Efficiency Wage" Is the Wage at Which

Multiple Choice

The "efficiency wage" is the wage at which:

A) employees have no incentive to shirk.
B) employees have an incentive to do the optimal (positive) amount of shirking.
C) the cost of looking for work is equal to the value of the leisure time for the unemployed individual.
D) there is no unemployment.
E) there is only frictional unemployment.