4.
Match the following.
List-I List-II
a. Large number of seller with identical products 1. Monopolistic competition
b. Large number of seller with differentiated products 2. Oligopoly
c. Single seller with single buyer 3. Bilateral monopoly
d. Few sellers 4. Perfect competition

5.
The short-run production function for a firm is as follows
Q = -L3 + 15L2 + 10L
Where Q denotes total output in physical units and L denotes units of labour which are homogeneous, but are not perfectly divisible and change in labour does not tend to become zero.
Statement I In this production function, the marginal product of 5th unit of labour is 85.
Statement II Similarly, in this production function, the average product of the 5th unit of labour is 60.

7.
Which of the following statement is correct?

8.
A natural monopoly refers to a monopoly that is defended from the direct competition by