Gardner, Alan, Allison Orr, Cath Jackson, and James White. "Adaptation of the Retail Investment Market in the UK: Asset management strategies and tactics deployed by owners in response." In 28th Annual European Real Estate Society Conference. ERES: Conference. Milan, Italy, 2022.

Gardner, Alan. Comparing expected investment returns with recorded market prices: A Study of the UK Office Market 2000-2016 In 25th Annual European Real Estate Society Conference. ERES: Conference. Reading, UK, 2018.

Gardner, Alan. "Do Current Yields Represent Fair Value?" In 14th Annual European Real Estate Society Conference. ERES: Conference. London, UK, 2007.

Gardner, Alan, George A. Matysiak, and Alexander Vaughan-Jones. "PROPERTY SIZE EFFECT: SOUTH EAST UK OFIICES 1983-2005 ." In Book of Abstracts: 13th Annual European Real Estate Society Conference. ERES: Conference. Weimar, Germany, 2006.

Gardner, Alan, and George A. Matysiak. "SYSTEMATIC PROPERTY RISK: QUANTIFYING UK PROPERTY BETAS 1983-2005 ." In Book of Abstracts: 13th Annual European Real Estate Society Conference. ERES: Conference. Weimar, Germany, 2006.

Gardner, Alan, Gerald Eve, and George A. Matysiak. "Holding Periods and Investment Performance: Analysing Office Returns." In Book of Abstracts: 2005 European Real Estate Society conference in association with the International Real Estate Society. ERES: Conference. Dublin, Ireland, 2005.