Despite wetlands being amongst the Earth’s most productive ecosystems, they have been degraded and lost at an unprecedented rate globally, especially throughout the last century. In recognition of the importance of the crucial ecological functions and economic benefits they provide,...

This paper aims to identify consumer preference for tea drinking products in Taiwan by applying conjoint analysis and investigate whether health claims as attributes would influence consumer’s choice behavior. From 1 July to 31 August 2005, 620 consumers of tea drinking products participated...

Die vorliegende Arbeit besteht aus vier Aufsätzen, die sich mit der Modellierung von Markenwahlverhalten und Markentreue beschäftigen. Der erste Aufsatz gibt eine Einführung in das Nested Logit Modell und weist auf die Existenz von zwei unterschiedlichen Spezifikationen hin. Das utility...

Despite decades of research with mixed results, fear-based public health campaigns continue to be extensively used around the world. This study examined the impact of a fear-based advertising campaign targeted at reducing unsafe driving behaviour and fatal accident rates in New Zealand. We...

We consider the problem of how to construct robust designs for Poisson regression models. An analytical expression is derived for robust designs for first-order Poisson regression models where uncertainty exists in the prior parameter estimates. Given certain constraints in the methodology, it...

Predicting abundance across a species' distribution is useful for studies of ecology and biodiversity management. Modeling of survey data in relation to environmental variables can be a powerful method for extrapolating abundances across a species' distribution and, consequently, calculating...

In this dissertation, several essays in the field of bio-security are presented.The estimation of the probability of an FMD outbreak by type and location ofpremises is important for decision making. In Essay I, we estimate and predict theprobability/risk of an FMD outbreak spreading to the...