Answer: There are different types of industries are :
Increasing cost industry : An industry in which expansion
through the entry of new firms has been entered raises the price of
the firm in the industry must pay for the resources and therefore,
increases the production cost at the higher and logical phase.
Constant cost industry : An industry in which entry and exist
of the new firms have no effect on the price of the firms in an
indusry and must pay for the resources and there is no effect on
the product cost.
Decreasing cost industry : An industry in which increasing of
the firms raised the price of the firm in an industry must pay for
the resources and therefore, decreases production cost.