1.
Which among the following is not a property of indifference curves?

3.
Assertion (A): The imposition of a per unit tax causes the monopolist's average cost and marginal cost curves to shift up.
Reason (R): The per unit tax is like a variable cost.

5.
A firm encountering economies of scale over some range of output will have a

6.
Statement (A): The isoquant curves are drawn convex to the origin due to the diminishing technical rate of substitution.
Statement (B): The lesser the convexity of the isoquant curve, the greater the possibility of the complementarity of the two inputs.

8.
Assertion (A): Utility will be maximized when the marginal units of expenditure in each direction bring the same increment of utility.
Reason (R): A consumer will try to maximize his utility.

10.
A production possibility curve indicates the