Section A
Q1.
(a)
Show the conditions for a Cobb-Douglas production function under :
(i) increasing returns to scale
(ii) constant returns to scale
(iii) diminishing returns to scale
(b) Are the Laws of Returns compatible ? Define homothetic preferences. Explain the common characteristics of such preferences with the help of necessary diagrams.
(c) What is monopoly power? What factors determine the amount of monopoly power?
(d) Explain the difference between Bandwagon effect and Snob effect.
(e) What is meant by deadweight loss ? Why does a price ceiling usually result in a deadweight loss?
(f) State the fundamental theorems of Welfare Economics.
(g) Public goods are both non-rival and non-exclusive. Explain each of these terms and show clearly how they differ from each other.