This paper develops a new methodology that makes use of the factor structure of large dimensional panels to understand the nature of non-stationarity in the data. We refer to it as PANIC - a 'Panel Analysis of Non-stationarity in Idiosyncratic and Common components'. PANIC consists of univariate...

This paper studies estimation of panel co-integration models with cross-sectional dependence Generated by unobserved global stochastic trends. The standard least squares estimator is, in General, inconsistent owing to the spuriousness induced by the unobservable i(1) trends. We propose two...