The price a firm charges may be related to the time of the day when its product is consumed

Unions sometimes try to ensure that employers hire more union labor than they might otherwise prefer by

a. collective bargaining b. featherbedding c. work enlargement d. restricting the supply of labor e. increasing the demand for union-made products

Sellers who were originally willing to supply 800 units of a good at $4 per unit are now willing to supply 600 units at $4 per unit. That change would be described as: a. an increase in supply

b. a decrease in supply. c. an increase in quantity supplied. d. a decrease in quantity supplied.