1. An analysis of valuation variation in the UK commercial property market
2. Annals of Operations Research (1990,Intransitive Preference Theory, Vol. 23, J.C. Baltzer AG, Basel.
3. A Simple Model of Herd Behavior
4. Baum, A. (1988,A Critical Examination of the Measurement of Property Investment Risk, discussion paper No. 22, Department of Land Economy, University of Cambridge.
5. Boydell, S. and Clayton, P. (1993, “Property as an investment medium ‐ its role in the institutional portfolio”,Financial Times.