Ireland, Norman J., Naylor, Robin, Smith, Jeremy and Telhaj, Shqiponje (2009) Educational returns, ability composition and cohort effects: theory and evidence for cohorts of early-career UK graduates. Working Paper. Coventry: University of Warwick, Department of Economics. Warwick economic research papers (No.906).

Ireland, Norman J. (2007) Posting multiple prices to reduce the effectiveness of consumer price search. Journal of Industrial Economics, Vol.55 (No.2). pp. 235-263. doi:10.1111/j.1467-6451.2007.00310.x ISSN 0022-1821.

Ireland, Norman J. and Waterson, Michael (2006) Cartels and search. Working Paper. Coventey: University of Warwick, Department of Economics. Warwick economic research papers (No.770).

Ireland, Norman J. (2002) Firms' strategies for reducing the effectiveness of the consumer price search. Working Paper. Coventry: University of Warwick, Department of Economics. Warwick economic research papers (No.627).

Ireland, Norman J. and Merzoni, Guido S. (1999) Economic integration and human capital investment. Working Paper. Coventry: University of Warwick, Department of Economics. Warwick economic research papers (No.534).

Ireland, Norman J. (1980) Prices and contingent prices as incentives, with particular reference to aspects of the reward for labour. PhD thesis, University of Warwick.