Having hours of leisure in the x-axis (24 is the maximum) and Income in the y-axis, use indifference curve and constraint analysis to analyze the behavior of employees who are paid:

a. An hourly wage rate of $4 per hour (assume workers choose to work 8 hours here).

b. A fixed hourly wage of $4 per hour, plus an overtime bonus of $4 for every hour worked in excess of eight hours.

c. A fixed salary of $40 per day, plus $4 for each hour worked.

d. Which of the above schemes would yield the largest number of hours worked? Explain.