Country	ADF	LM			RALS-LM
Country	$τ_{ADF}$	$τ_{LM}$	Val crit_LM	Break	$τ_{RALS-LM}$	$ρ_{RALS-LM}^{2}$	Break
CAR	−2.489	−4.511	−6.691 −6.152 −5.798	1996:02 2009:04	−6.036***	0.676	2009:04 2013:04
Cameroon	−2.225	−4.229	−6.932 −6.175 −5.825	1996:02 2004:04	−3.690	0.962	2000:03 2006:04
Congo	−2.870	−5.384	−6.821 −6.166 −5.832	2006:01 2011:02	−5.705***	0.673	2008:04 2012:01
Gabon	−2.556	−5.463	−6.821 −6.166 −5.832	2004:04 2011:01	−6.551***	0.782	2004:04 2011:01
Equatorial Guinea	−5.202***	−5.849*	−7.004 −6.185 −5.828	1998:04 2008:01	−8.314***	0.629	1995:04 1997:02
Chad	−3.436*	−5.976*	−7.196 −6.312 −5.893	1999:04 2002:04	−4.889***	0.735	2002:04 2003:03
Level of sig	Val crit_ADF
1% (*) 5% () 10% (*)	−4.059 −3.458 −3.154