41.
Which is not a fixed cost?

44.
The Marshallian utility analysis is on the basis of a less valid assumption of

45.
Match the following theories of profit with their propounders
Theory Propounder
a. Profit as Rent of Ability 1. F. B. Hawley
b. Dynamic Theory of Profit 2. Joseph A. Schumpeter
c. Risk Theory of Profit 3. J. B. Clark
d. Innovation Theory of Profit 4. F. A. Walker

47.
The essence of the deductive method which is often employed in economic investigation is

48.
Suppose that output (Y) is a function of capital (K); then the capital-elasticity of output is given by