Journal of Geographical Sciences, Volume. 30, Issue 11, 1896(2020)
Evaluation on the allocative efficiency of agricultural factors in the five Central Asian countries
Fig. 1. Changes in agricultural added value of the five Central Asian countries during 1992‒2017 (at constant 2010 prices, US dollars) (0.1 billion dollars)
Fig. 2. Number of agricultural employees in the five Central Asian countries during 1992‒2017
Fig. 3. Agricultural input of the five Central Asian countries in 1992 and 2017
Fig. 4. Changes in agricultural labor productivity of the five Central Asian countries during 1992‒2017 ($10,000/person)
Fig. 5. Changes in land productivity of the five Central Asian countries during 1992‒2017 ($10,000/km2)
Table 1.
Parameter estimation results of the SFA model
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Parameter estimation results of the SFA model
Item Coefficient Standard-error t-ratio Constant term -21.0525 4.0235 -5.2324 Agricultural employee x1 0.0377 0.0101 3.7189 Cultivated area x2 355.4551 68.3093 5.2036 Forest land area x3 -6.7742 1.1785 -5.7480 Grassland area x4 1.5575 0.1706 9.1268 Dosage of chemical fertilizer x5 0.7139 0.1425 5.0089 Quantity of agricultural machinery x6 3.8611 0.3486 11.0749 sigma-squared 1250.7620 422.2924 2.9618 gamma 0.9850 0.0049 200.5004 eta 0.0339 0.0028 12.0895 log likelihood function -392.6326 LR test of the one-sided error 149.2228
Table 2.
Agricultural TFP of the five Central Asian countries during 1992‒2017
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Agricultural TFP of the five Central Asian countries during 1992‒2017
Year Kazakhstan Kyrgyzstan Tajikistan Turkmenistan Uzbekistan 1993 0.1337 0.0177 0.0703 0.3942 0.0160 1995 0.3024 0.0964 0.1053 0.2219 0.0393 2000 0.0637 0.0216 0.1069 0.0455 0.0015 2005 0.0817 0.0263 0.0382 0.2112 0.0941 2010 0.1100 0.0236 0.0377 0.1887 0.0706 2015 0.0858 0.1170 0.0468 0.0919 0.0853 2017 0.0213 0.0144 0.0352 0.0582 0.0434 Average 0.1144 0.0576 0.0604 0.1713 0.0598
Table 3.
Agricultural allocative efficiency (AE) of the five Central Asian countries during 1993‒2017
View tableView in ArticleTable 3.
Agricultural allocative efficiency (AE) of the five Central Asian countries during 1993‒2017
Year Kazakhstan Kyrgyzstan Tajikistan Turkmenistan Uzbekistan Five Central Asian countries 1993 -0.0059 0.0031 0.0437 0.0157 -0.0085 -0.0059 1995 -0.0196 -0.0011 0.0005 -0.0023 -0.0230 -0.0196 2000 -0.0059 0.0031 0.0437 0.0157 -0.0085 -0.0059 2005 0.0002 -0.0003 -0.0001 0.0000 0.0000 0.0002 2010 -0.0357 -0.0011 0.1878 -0.0048 -0.0034 -0.0357 2015 -0.0282 0.0061 -0.0182 0.0008 -0.0144 -0.0282 2017 -0.0357 -0.0011 0.1878 -0.0048 -0.0034 -0.0357
Table 4.
Agricultural technical efficiency (TE) of the five Central Asian countries during 1992‒2017
View tableView in ArticleTable 4.
Agricultural technical efficiency (TE) of the five Central Asian countries during 1992‒2017
Year Kazakhstan Kyrgyzstan Tajikistan Turkmenistan Uzbekistan Five Central Asian countries 1992 0.301 0.492 0.472 -0.079 0.072 0.252 1995 0.369 0.541 0.523 0.026 0.162 0.324 2000 0.467 0.613 0.597 0.177 0.292 0.429 2005 0.550 0.673 0.660 0.306 0.403 0.518 2010 0.620 0.724 0.713 0.414 0.496 0.593 2015 0.679 0.767 0.758 0.505 0.574 0.657 2017 0.700 0.782 0.774 0.537 0.602 0.679
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Guogang WANG, Lin ZHANG, Yuzhu SUN, Yantao YANG, Chengji HAN. Evaluation on the allocative efficiency of agricultural factors in the five Central Asian countries[J]. Journal of Geographical Sciences, 2020, 30(11): 1896
Received: Mar. 18, 2020
Accepted: Jul. 19, 2020
Published Online: May. 7, 2021
The Author Email: Lin ZHANG (zhanglin02@caas.cn)
