3. Characteristics:
3
▰homogeneity of the product
▰smallness of buyers and sellers relative to the
market
▰absence of artificial restraints
▰mobility – freedom of entry and exit from the
industry
▰perfect knowledge of the market
5. Monopoly
5
▰ market structure where there is only
one seller that represents the whole
industry.
▰“price makers”
Example: PWAD, Metropolitan Naga
Water District
7. Oligopoly
7
▰A form of imperfect market structure,
where there is more than one seller but
still few enough that a considerable
degree of market power is also
exercised.
8. Oligopoly,…
8
▰ a market situation in which the number
of sellers is small enough for the
activities of one seller to affect the
activities of the other and vice-versa; few
sellers
11. Monopolistic Competition
11
▰ a market situation in which there are
many sellers of a particular product, but
the product of each seller is in some
ways differentiated from the product of
every other sellers- Edward H.
Chamberlin
13. Monopsony
13
▰ a market situation that only one buyer
of a particular product.
Example: PENSUMEL
14. 14
Types Sellers Product
Entry of
New Firms
Example
Pure
Competition
Many Homogeneous Free Sugar
Monopoly One One No MERALCO/
PWAD
Oligopoly Few Differentiated Restricted Oil/Fuel
Monopolistic
Competition
Many Differentiated Free Shampoo
Monopsony Single Buyer One No PENSUMEL
Market Structure