• Journal of Geographical Sciences
  • Vol. 30, Issue 11, 1896 (2020)
Guogang WANG1, Lin ZHANG1、*, Yuzhu SUN2, Yantao YANG1, and Chengji HAN1
Author Affiliations
  • 1Institute of Agricultural Economics and Development, CAAS, Beijing 100081, China
  • 2Hebei University of Economics and Business, Shijiazhuang 050061, China
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    DOI: 10.1007/s11442-020-1817-5 Cite this Article
    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 Copy Citation Text show less
    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. 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)
    Number of agricultural employees in the five Central Asian countries during 1992‒2017
    Fig. 2. Number of agricultural employees in the five Central Asian countries during 1992‒2017
    Agricultural input of the five Central Asian countries in 1992 and 2017
    Fig. 3. Agricultural input of the five Central Asian countries in 1992 and 2017
    Changes in agricultural labor productivity of the five Central Asian countries during 1992‒2017 ($10,000/person)
    Fig. 4. Changes in agricultural labor productivity of the five Central Asian countries during 1992‒2017 ($10,000/person)
    Changes in land productivity of the five Central Asian countries during 1992‒2017 ($10,000/km2)
    Fig. 5. Changes in land productivity of the five Central Asian countries during 1992‒2017 ($10,000/km2)
    ItemCoefficientStandard-errort-ratio
    Constant term-21.05254.0235-5.2324
    Agricultural employee x10.03770.01013.7189
    Cultivated area x2355.455168.30935.2036
    Forest land area x3-6.77421.1785-5.7480
    Grassland area x41.55750.17069.1268
    Dosage of chemical fertilizer x50.71390.14255.0089
    Quantity of agricultural machinery x63.86110.348611.0749
    sigma-squared1250.7620422.29242.9618
    gamma0.98500.0049200.5004
    eta0.03390.002812.0895
    log likelihood function-392.6326
    LR test of the one-sided error149.2228
    Table 1.

    Parameter estimation results of the SFA model

    YearKazakhstanKyrgyzstanTajikistanTurkmenistanUzbekistan
    19930.13370.01770.07030.39420.0160
    19950.30240.09640.10530.22190.0393
    20000.06370.02160.10690.04550.0015
    20050.08170.02630.03820.21120.0941
    20100.11000.02360.03770.18870.0706
    20150.08580.11700.04680.09190.0853
    20170.02130.01440.03520.05820.0434
    Average0.11440.05760.06040.17130.0598
    Table 2.

    Agricultural TFP of the five Central Asian countries during 1992‒2017

    YearKazakhstanKyrgyzstanTajikistanTurkmenistanUzbekistanFive Central Asian countries
    1993-0.00590.00310.04370.0157-0.0085-0.0059
    1995-0.0196-0.00110.0005-0.0023-0.0230-0.0196
    2000-0.00590.00310.04370.0157-0.0085-0.0059
    20050.0002-0.0003-0.00010.00000.00000.0002
    2010-0.0357-0.00110.1878-0.0048-0.0034-0.0357
    2015-0.02820.0061-0.01820.0008-0.0144-0.0282
    2017-0.0357-0.00110.1878-0.0048-0.0034-0.0357
    Table 3.

    Agricultural allocative efficiency (AE) of the five Central Asian countries during 1993‒2017

    YearKazakhstanKyrgyzstanTajikistanTurkmenistanUzbekistanFive Central Asian countries
    19920.3010.4920.472-0.0790.0720.252
    19950.3690.5410.5230.0260.1620.324
    20000.4670.6130.5970.1770.2920.429
    20050.5500.6730.6600.3060.4030.518
    20100.6200.7240.7130.4140.4960.593
    20150.6790.7670.7580.5050.5740.657
    20170.7000.7820.7740.5370.6020.679
    Table 4.

    Agricultural technical efficiency (TE) of the five Central Asian countries during 1992‒2017

    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
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