Identify a growth industry. Provide number and size distribution of companies, the nature of barriers to entry, and the extent of product differentiation.

Identify a growth industry. Provide:

a) number and size distribution of companies,

b) the nature of barriers to entry,

c) the height of barriers to entry, and

d) the extent of product differentiation

Discuss the nature of competition in a growth, a mature, and a declining industry.