Question1. Do you think the overall level of R&D would rise or reduce over the next twenty to thirty years if the lengths of new patents were extended from twenty years to, say "forever"? What if the duration was reduced from 20 years, to say, 3 years? Which condition would create more monopoly power in the market?

Question2. How does monopolistic competition differ from a) pure competition; b) pure monopoly; c) oligopoly? Explain fully what product differentiation entails.

Question3. Which following antipollution programs should be undertaken by the government? Explain your answer?

The following table shows the total costs and total benefits in billions for four different antipollution programs of increasing scope:

Program Total Cost (in Billions Total Benefit (in Billions)

A------------------- $3 ------------------------ $7

B----------------- 7 -------------------------- 12

C---------------12 ------------------------- 16

D--------------18 --------------------------- 19

Question4. Distinguish between fixed and variable costs in the short run.

Classify the following as fixed or variable costs:

a. Advertising expenditures

b. Fuel

c. Raw material cost

d. Real estate taxes

Question5. What effect would a rule stating that university students must live in university dormitories have on the price elasticity of demand for dormitory space? What impact might this in turn have on room rates?