Chuku, Chuku; Atan, Johnson; Obioesio, Felix - In: CBN Journal of Applied Statistics 08 (2017) 1, pp. 123-147
In this study, we describe the problem of testing for the stability and persistence of the Phillips curve for Nigeria when there are nonstationarities in the marginal distribution of the regressors. We test for unknown break dates using the SupF, AvgF and ExpF approaches. After reviewing the...