This textbook, 'Microeconomics -II' is intended for the students of III semester B.A Economics Programme of the Mahatma Gandhi University, Kottayam under the Choice Based Credit and Semester System (CBCSS).--------Microeconomic theories are concerned with the optimization behaviour of individual economic units. Usually, partial equilibrium techniques have been employed. All these theories have practical significance for any human being when he/she perform like an economic unit.