中國規(guī)模生豬養(yǎng)殖效率測度及其區(qū)域差異性研究——基于DEA-Malmquist指數(shù)方法
發(fā)布時間:2018-04-09 16:13
本文選題:規(guī)模化生豬 切入點:養(yǎng)殖效率 出處:《浙江農(nóng)業(yè)學(xué)報》2016年07期
【摘要】:基于DEA-Malmquist生產(chǎn)率指數(shù)法,利用2004—2012年中國15個生豬優(yōu)勢產(chǎn)區(qū)的投入產(chǎn)出數(shù)據(jù),測度了中國規(guī)模化生豬養(yǎng)殖效率的變動情況,并對不同規(guī)模的生豬養(yǎng)殖效率進(jìn)行差異化分析。研究結(jié)果表明,總體來看,中國規(guī);i養(yǎng)殖效率均呈現(xiàn)正向增長,其中,小規(guī)模養(yǎng)殖效率水平最高,中規(guī)模次之,大規(guī)模最低;從省際和區(qū)域?qū)用婵?不同省份不同區(qū)域在不同規(guī)模養(yǎng)殖下呈現(xiàn)出不同的養(yǎng)殖效率;從時序變化看,研究期內(nèi)3種規(guī)模的養(yǎng)殖效率變化趨勢幾乎一致,整體呈"W"型。
[Abstract]:Based on the DEA-Malmquist productivity index method, the input-output data of 15 dominant pig production areas in China from 2004 to 2012 were used to measure the variation of the raising efficiency of large-scale live pigs in China, and the difference analysis of the efficiency of pig breeding with different scales was carried out.The results show that, overall, the efficiency of large-scale pig breeding in China shows positive growth, among which, the level of small-scale breeding efficiency is the highest, the middle scale is the second, and the large scale is the lowest.Different provinces and different regions showed different breeding efficiency under different scale culture. From the time series change, the change trend of three kinds of scale aquaculture efficiency was almost the same, and the whole was "W" type.
【作者單位】: 華中農(nóng)業(yè)大學(xué)經(jīng)濟(jì)管理學(xué)院;華中農(nóng)業(yè)大學(xué)公共管理學(xué)院;
【基金】:國家自然科學(xué)基金項目(71273103)
【分類號】:F224;F326.3
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