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Productivity Change in Taiwan's Farmers' Credit Unions: A Nonparametric Risk-Adjusted Malmquist Approach AgEcon
Chen, Po-Chi; Yu, Ming-Miin; Chang, Ching-Cheng; Hsu, Shih-Hsun.
This article proposes an extended three-stage DEA methodology similar to Fried et al. (2002) to improve the measurement of productivity growth then the assumption of free disposability of undesirable outpu t does not apply. A directional distance function is used to construct adjusted Malmquist-Luenberger productivity indexes which simultaneously account for the impacts of undesirable outputs, environmental variables, and statistical noise. Panel data for 264 farmers' credit unions (FCUs) in Taiwan covering the 1998-2000 period are employed to illustrate the advantages of this method. On average, the productivity of Taiwan's FCUs is found to have deteriorated over the 1998-2000 period. Although an improvement in efficiency has been observed, the major...
Tipo: Conference Paper or Presentation Palavras-chave: Malmquist-Luenberger productivity index; Three-stage DEA; Undesirable outputs; Directional distance function; Agricultural Finance; Productivity Analysis.
Ano: 2006 URL: http://purl.umn.edu/25665
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Efficiency and Returns to Scale Measurements with Shared Inputs in Multi-Activity Data Envelopment Analysis: An Application to Farmers' Organizations in Taiwan AgEcon
Chen, Po-Chi; Chang, Ching-Cheng; Hsu, Shih-Shun.
This paper addresses the question how team production promotes efficiency of a firm when some inputs can be rewarded on the basis of outputs but some cannot because they are shared among outputs and non-separable. A multi-activity DEA model with variable returns to scale is proposed to provide information on the efficiency performance for organizations with inputs shared among several closely related activities. The model is applied to study the case of 279 farmers' associations in Taiwan. The result suggests that it is important to improve the efficiency of the non-profit oriented activities to improve their overall performances. Three out of four departments of TFAs can gain from economies of scale through expansion, while the remaining one gains...
Tipo: Conference Paper or Presentation Palavras-chave: Multi-activity DEA; Shared inputs; Efficiency measure; Directional distance function; Productivity Analysis.
Ano: 2007 URL: http://purl.umn.edu/9781
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Efficiency Measurements in Multi-activity Data Envelopment Analysis with Shared Inputs: An Application to Farmers’ Organizations in Taiwan AgEcon
Chen, Po-Chi; Hsu, Shih-Hsun; Chang, Ching-Cheng; Ming-Miin, Yu.
A multi-activity DEA model with variable returns to scale is proposed to provide information on the efficiency performance of organizations with inputs shared among several closely-related activities. The model is applied to study the case of 279 farmers’ cooperatives in Taiwan. The results provide overall and individual performance measures for each activity as well as suggestions for future improvement. Inter-firm networking should be strengthened and thus policies that promote the consolidation of TFCs will not be sufficient to meet the public goal of institutional reform.
Tipo: Conference Paper or Presentation Palavras-chave: Multi-activity DEA; Shared inputs; Efficiency measure; Directional distance function; Productivity Analysis.
Ano: 2009 URL: http://purl.umn.edu/51657
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