Problem 1:

i) Differentiate between the short and the long run.

ii) How is production characterised the short run? Explain the fully using numerical and diagrammatic illustrations.

iii) Using examples explain the concepts of economies and diseconomies of scale?

Problem 2:

i) Differentiate between price, income and cross elasticities of demand for a product.

ii) Explain carefully, using numerical and graphical examples how knowledge of price elasticity of demand might help a manager to increase or decrease price. Illustrate your answer by the use numerical examples.