Productivity and efficiency dynamics in Indian banking: An input distance function approach incorporating quality of inputs and outputs

2010 ◽  
Vol 27 (2) ◽  
pp. 205-234 ◽  
Author(s):  
Abhiman Das ◽  
Subal C. Kumbhakar
Energies ◽  
2018 ◽  
Vol 11 (12) ◽  
pp. 3482 ◽  
Author(s):  
Sanzidur Rahman ◽  
Basanta Barmon

This paper measures energy performance, Total Factor Energy Productivity (TFEP), technical change (TC) and energy efficiency change (EEC) of the gher (prawn-carp-rice) farming system using a unique panel data of 90 farmers covering a 14 year period (2002–2015) from southwest Bangladesh by employing a stochastic input distance function approach. Results reveal that all inputs contribute significantly to energy productivity of the gher farming system with male labor energy input being the major contributor followed by energy from machineries, seeds and chemicals. Energy performance of the High Yielding Variety (HYV) rice enterprise is highly efficient whereas the prawn enterprise is highly energy inefficient. Furthermore, energy performance of the HYV rice enterprise improved significantly over time. Significant competition exists between HYV rice and prawn enterprises as well as prawn and carp enterprises. Experience and education significantly improve energy efficiency whereas gher area and household size significantly reduces it. TFEP grew at the rate of 2.56% per annum (p.a.) solely powered by technical progress at the rate of 2.57% p.a. Gher system can be sustained in the long-run driven by technical progress and improvements in energy productivity of the HYV rice enterprise. Policy implications include investments in R&D and education targeted at the gher farmers.


2004 ◽  
Vol 36 (10) ◽  
pp. 1065-1081 ◽  
Author(s):  
Benoît Dervaux * ◽  
Gary D. Ferrier ◽  
Hervé Leleu ◽  
Vivian Valdmanis

Water Policy ◽  
2006 ◽  
Vol 8 (1) ◽  
pp. 15-29 ◽  
Author(s):  
Surender Kumar

This study investigates the water demand of Indian manufacturing plants. It adopts an input distance function approach and approximates it by a translog form. Duality between cost function and input distance function is exploited to retrieve information concerning substitutability and the shadow price of water. The model is estimated using a linear programming approach on a sample of 92 firms over three years. The results show that the average shadow price of water is 7.21 Rupees per kilolitre (Rupees/kl) and the price elasticity of derived demand for water is high, −1.11 on average, a value similar to that found by other researchers working in developing countries (for example, China and Brazil). This indicates that water charges may be an effective instrument for water conservation.


2017 ◽  
Vol 24 (20) ◽  
pp. 16994-17005 ◽  
Author(s):  
María Molinos-Senante ◽  
Simon Porcher ◽  
Alexandros Maziotis

2015 ◽  
Vol 1 (1) ◽  
pp. 92 ◽  
Author(s):  
Johane Moilwa Motsatsi

<p><em>This study estimate technical efficiency indices and examines evidence of economies of scope in Botswana agriculture for each 18 districts and commercial sector using a multiple-output multiple-input stochastic input distance function approach covering data from 1979 to 1996. The estimated model provides input-output relations, economies (diseconomies) of scope and technical inefficiency. All the production outputs (cattle, crops and goats/sheep) were significant with expected signs. The estimated mean technical efficiency of 0.885 for 18 districts and the commercial sector was obtained. This suggest the existence of inefficiency in Botswana agricultural production which indicates that there is opportunity to increase production with the same quantities of input factors, and through adaptation of improved technology such as irrigation, use of fertilisers, and improved high quality crops and livestock. There is significant in economies of scope between the production of cattle and goat/sheep, at the 1 percent level, and cattle and crops at 5 percent level. This existence of economies of scope indicates that higher economic returns are possible through efficient use of labour and livestock feeds, and reducing risk by not producing output (e.g., crops) that is easily affected by droughts and poor soils.</em></p>


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