Joseph Onochie

A nonparametric investigation of the 90-day t-bill rate

Christopher F. Baum, J. Barkoulas, John T. Barkoulas, 1997 .

Fractional dynamics in international commodity prices

Walter C. Labys, W. Labys, John T. Barkoulas, 1997 .

Long Memory in Futures Prices

Walter C. Labys, W. Labys, J. Barkoulas, 1998 .