Business School;
The University of Edinburgh;
Edinburgh;
UK;
Business School;
ESC Rennes;
Rennes;
France;
National Graduate Institute for Policy Studies;
Tokyo;
Japan;
School of Management and Languages;
Heriot-Watt University;
Edinburgh;
UK;
Forecasting; Crude; Oil; Prices’; Volatility; Performance; Evaluation; Slacks-Based; Measure; (SBM); Data; Envelopment; Analysis; (DEA); Commodity; and; Energy; Markets;