TY  - JOUR
AU  - Bradley T. Ewing
AU  - Shawkat M. Hammoudeh and Mark A. Thompson
PY  - 2006/07//
TI  - Examining Asymmetric Behavior in US Petroleum Futures and Spot Prices
JO  - The Energy Journal
VL  - Volume 27
DO  - 10.5547/ISSN0195-6574-EJ-Vol27-No3-2
IS  - 3
KW  - Oil futures
KW  - spot prices
KW  - asymmetry
KW  - US oil markets
KW  - threshold cointegration
SN  - 1944-9089
UR  - http://www.iaee.org/en/publications/ejarticle.aspx?id=2147