The ideal type of valuer: expert, service provider or reporter? An investigation into prevailing role types in commercial valuation

Purpose: The purpose of this paper aims to disclose shared beliefs and understandings about the concept of professionalism amongst Dutch commercial real estate valuers. It examines prevailing logics of action in a mature European valuation industry and reflects on the potential influence of these logics on the occurrence of judgement bias in...

How client attachment affects information verification in commercial valuation practice

Purpose: Information verification is an important factor in commercial valuation practice. Valuers use their professional autonomy to decide on the level of verification required, thereby creating an opportunity for client-related judgement bias in valuation. The purpose of this paper is to assess the manifestation of client attachment risks...

Complexity in valuation practice: an inquiry into valuers’ perceptions of task complexity in the Dutch real estate market

The aim of this paper is to examine valuer judgement behaviour, by exploring the manifestation of task complexity in Dutch commercial valuation practice. For this purpose, we adopted a grounded theory approach and undertook 18 in-depth interviews with senior valuation professionals across the Netherlands. Our findings indicate a strong...

Research bias in judgement bias studies: a systematic review of valuation judgement literature

Valuation judgement bias has been a research topic for several years due to its proclaimed effect on valuation accuracy. However, little is known on the emphasis of literature on judgement bias, with regard to, for instance, research methodologies, research context and robustness of research evidence. A synthesis of available research will...

Stoffen in de Noordzee en de Nederlandse Kustzone in 2003: Ftalaten, vlamvertragers, organotin- en geperfluoreerde verbindingen en effectgerichte metingen

Om de toestand van watersystemen te kunnen beschrijven en zo nodig maatregelen te kunnen nemen, is inzicht nodig in concentraties van prioritaire stoffen. Op de prioritaire stoffenlijst van de OSPAR en de Europese Kaderrichtlijn Water staan echter stoffen waarvan niet of slechts ten dele bekend is of ze een mogelijk probleem vormen in de...

Dioxine-achtige toxiciteit in baggerslib van het Zeehavenkanaal, Delfzijl: Toxiciteit Identificatie en Evaluatie (TIE) met DR-CALUX

Uit onderzoek naar de consequenties van een herziening van de normering voor zoute baggerspecie, het invoeren van de Chemie-Toxiciteit-Toets (CCT), is naar voren gekomen dat extracten van baggerspecie uit het Zeehavenkanaal van Delfzijl activiteit laten zien in een biologische test voor dioxine-achtige toxiciteit (DR-CALUX). Onderzocht is welke...