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Hammoudeh, Shawkat, Uddin, Gazi Salah, Sousa, Ricardo M., Wadström, Christoffer and Sharmi, Rubaiya Zaman (2022) Do pandemic, trade policy and world uncertainties affect oil price returns? Resources Policy, 77. ISSN 0301-4207
Selmi, Refk, Hammoudeh, Shawkat, Kasmaoui, Kamal, Sousa, Ricardo M. and Errami, Youssef (2022) The dual shocks of the COVID-19 and the oil price collapse: a spark or a setback for the circular economy? Energy Economics, 109. ISSN 0140-9883
Elsayed, Ahmed H., Hammoudeh, Shawkat and Sousa, Ricardo M. (2021) Inflation synchronization among the G7 and China: The important role of oil inflation. Energy Economics, 100. ISSN 0140-9883
Hammoudeh, Shawkat, Nguyen, Duc Khuong and Sousa, Ricardo J. (2014) Energy prices and CO2 emission allowance prices: a quantile regression approach. Energy Policy, 70. pp. 201-206. ISSN 0301-4215
