AMADI, A. and OMOTAYO, T. 2017. Positioning cost overrun research in the philosophical debate: a case for critical realism. In Pathirage, C., Kulatunga, U., Ji, Y., Gameson, R.N., Udeaja, C.E., Trillo, C., Takhtravanchi, M. and Allali, B. (eds.) Proceedings of the 13th International postgraduate research conference, 14-15 September 2017, Salford, UK. Salford: University of Salford [online], paper number ID 005, pages 308-316. Available from: