(1)	(2)	(3)	
	d	d	d	
rgdp	0.0368***	0.0058	0.0820***	
	(3.0392)	(0.1683)	(4.7276)	
gov	0.0502	0.0216	0.1798***	
	(0.7874)	(0.1136)	(3.5320)	
ind	0.0188	-0.3152**	0.1292***	
	(0.4328)	(-2.3657)	(2.9884)	
agri	0.0083	0.0171	0.0236***	
	(1.6440)	(1.5178)	(4.2893)	
edu	-0.0020	-0.0083	0.0121*	
	(-0.3469)	(-0.9432)	(1.9282)	
hum	0.0033	0.2516***	0.0715**	
	(0.1865)	(3.8799)	(2.1545)	
3.id	0.0000			
	(.)			
5.id	-0.0791***			
	(-3.8616)			
6.id	-0.0749***			
	(-6.4216)			
7.id	-0.0574***			
	(-2.9936)			
8.id	0.0002			
	(0.0154)			
10.id	0.0450***			
	(4.9696)			
12.id	-0.0176***			
	(-3.1705)			
14.id	-0.0593***			
	(-5.7767)			
15.id	0.0278***			
	(3.0845)			
16.id	0.0352***			
	(5.1384)			
17.id	-0.0411***			
	(-6.6884)			
18.id	-0.0032			
	(-0.6573)			
23.id	-0.0074			
	(-0.9311)			
2011.year	0.0000	0.0000	0.0000	
	(.)	(.)	(.)	
2012.year	0.1173***	0.0783***	0.0885***	
	(26.1029)	(7.8056)	(17.7908)	
2013.year	0.1793***	0.1285***	0.1323***	
	(30.2167)	(9.7589)	(20.7594)	
2014.year	0.1958***	0.1384***	0.1384***	
	(27.9085)	(8.8816)	(17.8997)	
2015.year	0.2350***	0.1761***	0.1630***	
	(28.2172)	(8.4795)	(17.2834)	
2016.year	0.2355***	0.1835***	0.1544***	
	(25.2716)	(7.6861)	(14.3989)	
2017.year	0.2613***	0.2195***	0.1627***	
	(25.2086)	(8.5822)	(13.4343)	
2018.year	0.2756***	0.2505***	0.1731***	
	(24.4093)	(8.9792)	(12.8666)	
2019.year	0.2940***	0.2587***	0.1838***	
	(24.0818)	(8.6549)	(12.6710)	
2020.year	0.3092***	0.2824***	0.2025***	
	(24.4434)	(9.6641)	(13.6764)	
2021.year	0.3244***	0.2805***	0.2180***	
	(26.3609)	(9.5223)	(14.3512)	
2022.year	0.3364***	0.2976***	0.2178***	
	(26.0879)	(9.6557)	(13.4333)	
2023.year	0.3249***	0.2837***	0.2077***	
	(23.8841)	(8.7671)	(12.2880)	
1.id		0.0000		
		(.)		
2.id		-0.0088		
		(-0.2655)		
9.id		-0.0584**		
		(-2.5635)		
11.id		-0.3506***		
		(-2.9782)		
13.id		-0.2887***		
		(-2.9488)		
19.id		-0.4398***		
		(-2.8199)		
21.id		0.0057		
		(0.0948)		
4.id			0.0000	
			(.)	
20.id			0.0428***	
			(2.7149)	
22.id			-0.0033	
			(-0.2254)	
24.id			0.0272**	
			(2.4004)	
25.id			0.0249	
			(1.3334)	
26.id			0.0079	
			(0.9586)	
27.id			0.0228*	
			(1.8298)	
28.id			0.0142	
			(0.2187)	
29.id			0.0305	
			(0.5321)	
30.id			0.0427***	
			(2.8246)	
_cons	-0.1474	-0.7043	-1.7301***	
	(-0.6422)	(-1.5185)	(-5.7153)	
F	735.1692	167.9792	645.2455	
r2	0.9938	0.9839	0.9942	
a				
N	169.0000	91.0000	130.0000	
t statistics in parentheses
* p < 0.1, ** p < 0.05, *** p < 0.01

	(1)	(2)	(3)	
	major grain producing areas	Major grain-producing regions	Food Production and Sales Balance Zone	
rgdp	0.0368***	0.0058	0.0820***	
	(3.0392)	(0.1683)	(4.7276)	
gov	0.0502	0.0216	0.1798***	
	(0.7874)	(0.1136)	(3.5320)	
ind	0.0188	-0.3152**	0.1292***	
	(0.4328)	(-2.3657)	(2.9884)	
agri	0.0083	0.0171	0.0236***	
	(1.6440)	(1.5178)	(4.2893)	
edu	-0.0020	-0.0083	0.0121*	
	(-0.3469)	(-0.9432)	(1.9282)	
hum	0.0033	0.2516***	0.0715**	
	(0.1865)	(3.8799)	(2.1545)	
_cons	-0.1474	-0.7043	-1.7301***	
	(-0.6422)	(-1.5185)	(-5.7153)	
F	735.1692	167.9792	645.2455	
r2	0.9938	0.9839	0.9942	
a				
N	169.0000	91.0000	130.0000