Ninety-three world-wide inflation series are tested for unit roots. Treating the data series' innovations as draws from a symmetric stable distribution, with possibly infinite variance, reduces the number that appear stationary.

This study investigates the causal links between trade, economic growth and inward foreign direct investment (FDI) in China at the aggregate level. The integration and cointegration properties of quarterly data are analysed. Long-run relationships between growth, exports, imports and FDI are...