Economics Research International / 2016 / Article / Tab 3

Research Article

Public Debt and External Reserve: The Nigerian Experience (1981–2013)

Table 3

ADF unit root test and order of integration.

VariablesADF -Statistic Value5% critical valueRemarkOrder of integration

lextrv)StationaryI()
LextrvNonstationaryI()
(lm2)StationaryI()
Lm2NonstationaryI()
(lpdebt)StationaryI()
LpdebtNonstationaryI()
(lnexcr)StationaryI()
LnexcrNonstationaryI()

Source: author’s computation from E-views (2016).