Implications from pattern and evolution of global rice trade: A complex network analysis

Mo-zhu ZHOU; Jie-yong WANG

doi:10.31497/zrzyxb.20200504

Journals >Journal of Natural Resources >Volume 35 >Issue 5 >Page 1055 > Article

Journal of Natural Resources
Vol. 35, Issue 5, 1055 (2020)

Implications from pattern and evolution of global rice trade: A complex network analysis

Mo-zhu ZHOU^1,2 and Jie-yong WANG^1,3,*

Author Affiliations

¹Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing 100101, China

²University of Chinese Academy of Sciences, Beijing 100049, China

³Key Laboratory of Regional Sustainable Development Modeling, CAS, Beijing 100101, China

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DOI: 10.31497/zrzyxb.20200504 Cite this Article

Mo-zhu ZHOU, Jie-yong WANG. Implications from pattern and evolution of global rice trade: A complex network analysis[J]. Journal of Natural Resources, 2020, 35(5): 1055 Copy Citation Text

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Fig. 1. Spatial configuration of top global rice trade linkage network in 2016 (over 10000 t)

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Fig. 2. The evolution of weighted in degree value from 2000 to 2016

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Fig. 3. The evolution of weighted out degree value from 2000 to 2016

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Fig. 4. Community pattern based on global rice trade linkages in 2016

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年份	国家数目/节点	贸易联系/边	平均度 /个	平均强度/10⁶ t	密度	平均聚类系数	平均路径长度	模块度
2000	175	1895	21.66	9.20	0.06	0.31	2.77	0.44
2001	182	2166	23.80	9.16	0.07	0.33	2.83	0.48
2002	183	2298	25.12	11.84	0.07	0.33	2.53	0.45
2003	180	2210	24.56	10.95	0.07	0.34	2.67	0.38
2004	171	2243	26.23	11.20	0.08	0.35	2.43	0.44
2005	183	2326	25.42	11.37	0.07	0.35	2.43	0.49
2006	177	2257	25.50	11.33	0.07	0.34	2.37	0.53
2007	179	2446	27.33	14.58	0.08	0.37	2.40	0.52
2008	174	2543	29.23	13.20	0.08	0.38	2.43	0.46
2009	175	2536	28.98	11.86	0.08	0.35	2.42	0.47
2010	174	2540	29.20	12.87	0.08	0.34	2.33	0.52
2011	169	2566	30.37	13.74	0.09	0.38	2.31	0.49
2012	178	2803	31.49	14.60	0.09	0.35	2.49	0.44
2013	181	2908	32.13	14.19	0.09	0.37	2.38	0.44
2014	191	3385	35.45	18.23	0.09	0.41	2.37	0.47
2015	190	3324	34.99	18.64	0.09	0.42	2.39	0.47
2016	194	3387	34.92	17.41	0.09	0.42	2.40	0.45

Table 1. The evolution of characteristics indicators of global rice trade network from 2000 to 2016

年份	贸易国家数量/个						贸易量/10⁶ t
年份	节点度	排名	入度	排名	出度	排名	节点强度	排名	入强度	排名	出强度	排名
2000	95	5	8	98	87	4	2.40	3	0.24	22	2.16	2
2001	97	6	10	93	87	5	1.52	4	0.27	20	1.25	4
2002	105	6	9	109	96	5	1.80	6	0.24	29	1.57	5
2003	105	6	9	104	106	5	2.03	4	0.26	25	1.77	4
2004	114	4	8	105	104	4	1.51	5	0.76	6	0.76	6
2005	114	4	10	117	99	5	0.97	9	0.51	12	0.45	10
2006	110	4	11	95	99	4	1.50	6	0.72	7	0.78	8
2007	127	4	15	75	112	3	1.27	10	0.47	21	0.80	8
2008	120	4	16	73	104	4	0.92	13	0.29	24	0.63	8
2009	114	5	9	116	105	4	0.86	11	0.33	21	0.52	8
2010	115	4	15	76	100	6	0.77	13	0.36	22	0.41	10
2011	113	5	16	73	97	6	0.95	12	0.57	14	0.38	11
2012	108	9	12	105	96	7	2.99	4	2.33	1	0.65	8
2013	108	10	15	89	93	7	2.96	5	2.24	1	0.72	7
2014	130	10	15	99	115	6	2.86	6	2.55	1	0.31	14
2015	118	10	15	97	103	7	3.64	5	3.34	1	0.30	15
2016	123	11	16	91	107	6	3.90	3	3.52	1	0.38	13

Table 2. China's trade situation in the global rice trade network from 2000 to 2016

Mo-zhu ZHOU, Jie-yong WANG. Implications from pattern and evolution of global rice trade: A complex network analysis[J]. Journal of Natural Resources, 2020, 35(5): 1055

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