Journal Article
Lifting the U.S. Crude Oil Export Ban: Prospects for Increasing Oil Market Efficiency
Ojeda, Elena; Çakır Melek, Nida (2017-04)
Repealing the U.S. ban on crude oil exports led to increased trade and efficiency in the oil market.
Economic Review , Issue Q II , Pages 51-74

Journal Article
Update on Oklahoma's economy
Williams, Megan D.; Ojeda, Elena; Wilkerson, Chad R. (2014-01)
Oklahoma Economist , Issue Q I , Pages 1-4