1. On the Persistence of Unemployment;Alogoskoufis;Economic Policy,1988
2. Testing for Non-Linear Dynamics in Historical Unemployment Series;Alogoskoufis;1990 World Congress of the Econometric Society Barcelona,1991
3. Hysteresis and the European Unemployment Problem;Blanchard,1986
4. Dynamical Economic Systems;Blatt,1983
5. A Test for Independence Based on the Correlation Dimension;Brock,1987