Refereed Journal Articles
- Driouchi, T., Bennett, D., Simpson, G. (2009) Path dependent contingent-claims approach to capacity investments. European Journal of Operational Research, 201(1), 319-323.
- Simpson, G. (2007) A cautionary note on methods of comparing programmatic efficiency between two or more groups of DMUs in data envelopment analysis. Journal of Productivity Analysis, 28, 141-147.
- Simpson, G. (2005) Programmatic efficiency comparisons between unequally sized groups of DMUs in DEA. Journal of the Operational Research Society, 56, 1431-1438.
- Simpson, G., Essex, A. (2011) Does attendance matter?. Good Practice Guide. Aston University.
- Simpson, G., "Approaches to learning and self study materials in quantitative subjects,"
- Simpson, G., Brewster, C., "Project Clio: News Quiz,"