61.
In the short run, a monopolist will shut down if it is producing a level of output where marginal revenue is equal to the short-run marginal cost and price is

62.
Match the following.
List-I List-II
a. Monopoly 1. Price taker
b. Monopolistic competition 2. Homogeneous product's price maker
c. Perfect competition 3. Heterogeneous product
d. Oligopoly 4. Price rigidity

64.
Consider the following statements-
If all the factors of production are paid according to their respective marginal products, the total product would be
1. exhausted under constant returns to scale.
2. more than exhausted under increasing returns to scale
3. less than exhausted under decreasing return to scale
Which of these statements is/are correct?

69.
Variable costs are