FitzGerald, J., Bergin, A., Diffney, S., Duffy, D., Kearney, I., Lyons, S., and Malaguzzi Valeri, L. (2008). Medium-Term Review 2008-2015, No. 11, ESRI Forecasting Series 11, Dublin: ESRI, https://www.esri.ie/publications/medium-term-review-2008-2015-no-11