	(1)	(2)	(3)	(4)	(5)	(6)
VARIABLES	OLS R-R log(value)	OLS C-R log(value)	OLS C-C log(value)	PPML FE C-C value	OLS C-C log(value) 5	PPML FE C-C value 5
						
nn_trend	0.048***	0.050***	0.058***	0.062***	0.050***	0.041***
	(0.002)	(0.007)	(0.004)	(0.014)	(0.004)	(0.006)
ns_trend	0.027***	0.085***	0.063***	0.010	0.073***	0.050***
	(0.005)	(0.009)	(0.004)	(0.029)	(0.007)	(0.008)
sn_trend	0.045***	0.123***	0.084***	0.026	0.096***	0.048***
	(0.007)	(0.015)	(0.005)	(0.023)	(0.009)	(0.009)
ss_trend	0.052***	0.198***	0.100***	0.085***	0.113***	0.034***
	(0.003)	(0.012)	(0.005)	(0.010)	(0.013)	(0.011)
Constant	-2.843***	-7.309***	-8.891***	-2.625***	-7.170***	-3.370***
	(0.045)	(0.056)	(0.027)	(0.099)	(0.038)	(0.041)
						
Observations	72	9,541	84,275	121,492	16,957	18,548
R-squared	0.980	0.841	0.894		0.894	
SS-NN	.005	.148***	.042***	.023	.063***	-.007
SN-NN	-.002	.073***	.025***	-.036	.046***	.006
NS-NN	-.021***	.035***	.005	-.051	.023***	.009
SN-NS	.019**	.038**	.021***	.016	.023**	-.002
Srec-Nrec	-.007	.055***	.011**	.004	.02**	-.003
Ssen-Nsen	.012**	.093***	.032***	.019	.043***	-.005
FE	R-R	C-R R-C	C-C	C-C	C-C	C-C
Robust standard errors in parentheses						
*** p<0.01, ** p<0.05, * p<0.1						
