This paper examines the convergence question by contrasting the half-lives of deviations across the producer price index (PPI) and consumer price index (CPI) in a bivariate error correction model. To improve efficiency, the models are estimated jointly using a seemingly unrelated regressions...

This article examines whether Inflation Targeting (IT) matters for long-run Purchasing Power Parity (PPP). For this purpose, we formally assess the evidence on PPP for a panel of 19 countries using two price indices and two panel unit root tests with cross-sectional dependence. The empirical...