authors
Dr. Parmod Kumar Aggarwal and Jagmohan Singh

abstract
By utilizing the existing literature, the present study gives the report on productivity growth and various techniques utilized in the industrial sector of India. Meanwhile, most of the studies confined to productivity growth either at regional level or at national level. Interestingly the more studies have been conducted during and after economic reform. Primarily, Translog index method, Growth accounting approach, Malmquist productivity index, Levinsohn-Petrin method, Data Envelope method, and stochastic frontier analysis along with descriptive statistics techniques have been applied for measuring productivity growth. By using different methods, some studies have shown growth in productivity whereas some encountered deceleration growth in productivity. The reason of variation in productivity growth has different sphere. As some of the studies has pointed out economic liberation has positive and negative impact on different manufacturing industries in India.