81.
Suppose the short run cost function can be written as TC=250 + 10Q. Average fixed cost equals

82.
Price discrimination often favours public interest because it

84.
Match the following.
List-I (Elasticity Coefficient) List-II (Change in Total Revenue)
a. e = 0 1. Increase
b. e < 1 2. Decrease
c. e = 1 3. No change
d. e = ∞ 4. Decrease to zero

85.
The elasticity of demand describes-