		(1)	(2)	(3)	(4)	(5)	(6)
VARIABLES	LABELS	Total	Total x Inc.	Knowledge	Knowledge x Inc.	Organisation	Organisation x Inc.
							
1.high_int_total		0.561***	0.617***				
		(0.0218)	(0.0162)				
1.high_int_total#1.income_gr			-0.229***				
			(0.0454)				
1.high_int_total#2.income_gr			-0.144***				
			(0.0459)				
1.high_int_knowledge				0.158***	0.239***		
				(0.0298)	(0.0224)		
1.high_int_knowledge#1.income_gr					-0.276***		
					(0.0439)		
1.high_int_knowledge#2.income_gr					-0.224***		
					(0.0668)		
1.high_int_org	high_int_org = 1					0.532***	0.579***
						(0.0192)	(0.0132)
1.high_int_org#1.income_gr							-0.165***
							(0.0442)
1.high_int_org#2.income_gr							-0.128***
							(0.0343)
Constant	Constant	0.134***	0.111***	0.336***	0.300***	0.149***	0.130***
		(0.0119)	(0.00731)	(0.0180)	(0.0127)	(0.0116)	(0.00514)
							
Observations		483	483	483	483	483	483
R-squared		0.868	0.887	0.591	0.675	0.875	0.890
p-value: Low/LMI = 0			0		0.338		0
p-value: Upper-middle = 0			0		0.809		0
Robust standard errors in parentheses							
*** p<0.01, ** p<0.05, * p<0.1							
