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Figure 1.

Dendrogram with clusters formed in 2020 and 2015.
Dendrogram with clusters formed in 2020 and 2015.

Basic efficiency characteristics aggregated for all countries.

Characteristic 2015 2016 2017 2018 2019 2020
Minimum 0.4101 0.3891 0.3552 0.2795 0.2200 0.3207
Lower quartile 0.6797 0.5959 0.6141 0.5612 0.5517 0.6225
Median 0.8467 0.8966 0.7821 0.7751 0.7981 0.9770
Average 0.8119 0.7967 0.7574 0.7404 0.7428 0.8359
Upper quartile 1 1 0.9684 0.9396 0.9913 1
Maximum 1 1 1 1 1 1

Basic characteristics of the input and output variables used.

Variable Char. 2015 2016 2017 2018 2019 2020
Employees (thousand) Min 4 3 4 3 3 2
Average 26 26 26 25 25 24
Median 22 233 23 24 21 19
Max 73 77 86 73 63 72
Area of wooded land (thousand hectares) Min 1,248 1,246 1,244 1,242 1,240 1,238
Average 7,874 7,885 7,896 7,905 7,915 8,215
Median 3,833 3,841 3,854 3,867 3,880 3,896
Max 27,980 27,980 27,980 27,980 27,980 27,980
Volume of timber (thousand cubic metres) Min 378,530 381,900 386,000 389,300 393,100 397,030
Average 1,374,903 1,392,871 1,401,526 1,409,962 1,418,532 1,462,409
Median 768,150 771,780 775,370 782,250 786,470 937,885
Max 3,663,000 3,663,000 3,663,000 3,663,000 3,663,000 3,663,000
Roundwood production (thousand cubic metres) Min 4,357 4,263 4,484 4,975 4,397 3,891
Average 21,955 22,091 23,083 24,746 24,855 23,613
Median 12,294 12,794 12,896 14,392 14,822 13,318
Max 74,300 74,800 74,300 75,233 77,821 78,673
Value added (millions of EUR) Min 150 182 196 216 198 198
Average 1,255 1,266 1,277 1,336 1,262 1,180
Median 876 860 833 919 870 665
Max 3,446 3,511 3,784 4,111 4,187 4,046

Derived ranking of countries by calculated efficiency rate for the period between 2015 and 2020.

Country Efficiency in Average Rank
2015 2016 2017 2018 2019 2020
Finland 1 1 1 1 1 1 1.0000 1–3
Germany 1 1 1 1 1 1 1.0000 1–3
Czech Rep. 1 1 1 1 1 X 1.0000 1–3
Austria 1 1 1 0.9520 0.9610 0.9770 0.9820 4
Estonia 1 1 1 1 0.8060 1 0.9680 5
Sweden 1 1 0.9130 0.8060 1 1 0.9530 6
France 1 0.9450 0.9480 0.8900 0.9140 0.8790 0.9290 7
Italy 0.8930 0.9360 0.8730 0.9020 0.9650 1 0.9280 8
Slovenia 0.8310 0.9910 0.8040 0.8680 1 1 0.9160 9
Latvia 0.8620 0.8570 0.8010 0.7320 0.6310 1 0.8140 10
Slovakia 0.8240 0.7530 0.7010 0.7440 0.7900 1 0.8020 11
Poland 0.8300 0.7540 0.7160 0.6340 0.6200 0.8460 0.7330 12
Spain 0.6780 0.5870 0.5910 0.5590 0.5290 0.5830 0.5880 13
Hungary 0.6850 0.6200 0.5830 0.4680 0.5200 0.6200 0.5820 14
Lithuania 0.6050 0.5880 0.5310 0.4830 0.4150 0.5790 0.5340 15
Romania 0.4100 0.3890 0.3960 0.5680 0.6370 0.7830 0.5310 16
Croatia 0.5750 0.5300 0.5070 0.4430 0.3630 0.6230 0.5070 17
Bulgaria 0.4210 0.3900 0.3550 0.2800 0.2200 0.3210 0.3310 18

Average values of variables for each cluster for 2015 and 2020.

Cluster No. Year Employees Area of wooded land Volume of timber Roundwood production Value added
1 2015 58.27 8,539.35 2,051,903.33 1,593.80 20,580.70
2020 57.60 8,659.39 2,169,730.00 1,795.50 22,514.91
2 2015 27.78 19,661.00 3,111,322.50 3,375.43 60,083.94
2020 28.38 19,765.25 3,205,397.50 2,843.32 65,072.36
3 2015 17.80 4,007.80 643,860.91 473.35 10,064.28
2020 14.74 4,157.04 654,347.00 414.84 9,262.07

Results of the overall and average Malmquist index, including decomposition into efficiency change (catch-up) and production possibilities change (frontier).

Cluster Country Catch-up Frontier Malmquist
Total Average Total Average Total Average
1 Poland 0.8814 0.9523 1.0495 1.0812 0.9250 1.0247
Romania 1.5298 1.1029 0.9719 0.9987 1.4869 1.0940
Italy 1 1.0169 1.1369 1.0103 1.1369 1.0250
2 Sweden 1 1.0073 1.0864 1.0183 1.0864 1.0173
Finland 1 1 1.1212 1.0313 1.1212 1.0313
France 0.8790 0.9738 0.9705 0.9969 0.8530 0.9695
Germany 1 1 1.0368 0.9940 1.0368 0.9940
3 Bulgaria 0.6839 0.8606 1.1326 1.1115 0.7745 0.9514
Estonia 1 0.9653 1.2003 1.0687 1.2003 1.0326
Spain 0.8603 0.9505 1.0167 1.0407 0.8746 0.9884
Croatia 0.9325 0.9337 1.1024 1.0831 1.0280 1.0039
Latvia 1.0460 0.9468 1.1705 1.0952 1.2244 1.0332
Lithuania 0.8582 0.9357 1.1986 1.0689 1.0286 0.9963
Hungary 0.8063 0.9405 1.0950 1.0529 0.8828 0.9790
Austria 0.9782 0.9878 0.8438 0.9362 0.8254 0.9236
Slovenia 1.2025 1.0471 0.9048 0.9807 1.0880 1.0183
Slovakia 1 0.9936 1.0625 1.0536 1.0625 1.0444
Czech Rep. 1 1 1.2934 1.0674 1.2934 1.0674

Derived ranking of identified clusters by calculated average efficiency rate for the period between 2015 and 2020.

Cluster Efficiency in
2015 2016 2017 2018 2019 2020 Average Rank
1 0.7110 0.6930 0.6617 0.7013 0.7407 0.8763 0.7307 2
2 1 0.9863 0.9653 0.9240 0.9785 0.9698 0.9706 1
3 0.7710 0.7560 0.7157 0.6845 0.6577 0.7703 0.7259 3
eISSN:
1736-8723
Language:
English
Publication timeframe:
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Journal Subjects:
Life Sciences, Plant Science, Ecology, other