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FACTORS INFLUENCING RATES OF ADOPTION OF TRICHOMONIASIS VACCINE BY NEVADA RANGE CATTLE PRODUCERS AgEcon
Bhattacharyya, Arunava; Harris, Thomas R.; Kvasnicka, William G.; Veserat, Gary M..
Tritrichimonas foetus vaccine has been marketed since 1989 to combat the trichomoniasis disease that causes reproductive failure and considerable economic loss to Nevada ranchers. An ex post technology adoption model is estimated to examine the possible adoption rate, to identify the factors that may influence the adoption behavior, and to test how the probability of adoption for five possible adopter groups would change due to changes in various ranch specific factors. Results indicate that use of computers, veterinary checkup of herd, and herd size influence the probability of adoption. Model results show that cooperative extension programs enhance the rate of adoption.
Tipo: Journal Article Palavras-chave: Livestock Production/Industries.
Ano: 1997 URL: http://purl.umn.edu/31007
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TECHNICAL EFFICIENCY OF RURAL WATER UTILITIES AgEcon
Bhattacharyya, Arunava; Harris, Thomas R.; Narayanan, Rangesan; Raffiee, Kambiz.
Technical efficiency of rural water utilities is determined using frontier production functions. An indirect production function is developed to model the two-step production process of a local government-controlled firm. Data from 26 rural Nevada water utilities are used to estimate inefficiency in terms of firm-specific variables. A multistep estimation procedure is used instead of single-step maximum likelihood estimation. Model selection tests are used to choose the best model. Privately owned utilities are most efficient; self-governing water districts are the least efficient. Municipal governments operate the most and least efficient utilities.
Tipo: Journal Article Palavras-chave: Resource /Energy Economics and Policy.
Ano: 1995 URL: http://purl.umn.edu/30764
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