A Predictive Analysis of the Business Environment of Economies along the Belt and Road Using the Fractional-Order Grey Model

Table 4

MAPE values of the training set.

Training set
Model	GM (1, 1)	FGM (1, 1)
Country	MAPE (%)	MAPE (%)
Singapore	0.55	0.37
Georgia	1.21	0.96
Latvia	0.53	0.26
Estonia	0.67	0.21
Lithuania	0.82	0.38
Poland	1.26	0.09
Macedonia	1.03	0.31
Czech	0.64	0.13
Israel	0.22	0.19
Slovakia	1.29	0.51
Bulgaria	0.78	0.58
Slovenia	1.60	0.44
Turkey	1.48	1.30
Russia	1.36	0.45
Qatar	0.82	0.68
Hungary	0.79	0.37
Montenegro	0.82	0.51
Oman	0.57	0.50
Bahrain	0.69	0.62
Romania	1.46	0.35
Croatia	1.15	0.33
Armenia	0.45	0.21
Belarus	1.17	0.40
Mongolia	0.43	0.19
Serbia	3.08	1.47
Moldova	1.78	0.52
Vietnam	0.52	0.45
Kazakhstan	2.82	1.14
Kuwait	0.74	0.48
Indonesia	0.61	0.53
Bosnia	1.23	0.32
China	2.49	2.49
Sri Lanka	1.45	0.96
Ukraine	0.40	0.38
Egypt	3.33	1.98
Lebanon	2.04	1.66
Nepal	1.00	0.99
Kyrgyzstan	1.15	1.04
Brunei	1.68	1.40
Jordan	1.64	1.07
Albania	2.66	2.57
Maldives	2.36	1.79
Iran	1.98	1.44
Cambodia	0.34	0.22
Uzbekistan	3.02	1.76
Iraq	2.39	1.73
Syria	1.98	1.50
Bangladesh	2.64	1.76
Lao PDR	0.70	0.28
East Timor	4.49	4.07
Myanmar	0.20	0.20
Afghanistan	5.37	5.26