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Registros recuperados: 28 | |
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Gibson, Fiona L.; Burton, Michael P.. |
The introduction of measurement bias in parameter estimates into non-linear discrete choice models, as a result of using factor analysis, was identified by Train et al. (1987). They found that the inclusion of factor scores, used to represent relationships amongst like variables, into a subsequent discrete choice models introduced measurement bias as the measurement error associated with each factor score is excluded. This is an issue for non-market valuation given the increase in popularity of including psychometric data, such as primitive beliefs, attitudes and motivations, in willingness to pay estimates. This study explores the relationship between willingness to pay and primitive beliefs through a case study eliciting Perth community values for... |
Tipo: Conference Paper or Presentation |
Palavras-chave: Discrete choice models; Attitudes; Factor analysis; Measurement models; Recycled wastewater. |
Ano: 2009 |
URL: http://purl.umn.edu/47943 |
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Rigby, Dan; Burton, Michael P.. |
Analyses of data from random utility models of choice data have typically used fixed parameter representations, with consumer heterogeneity introduced by including factors such as the age, gender etc of the respondent. However, there is a class of models that assume that the underlying parameters of the estimated model (and hence preferences) are different for each individual within the sample, and that choices can be explained by identifying the parameters of the distribution from which they are drawn. Such a random parameter model is applied to stated choice data from the UK, and the results compared with standard fixed parameter models. The results provide new evidence of preferences for various aspects of the UK food system, particularly in relation to... |
Tipo: Conference Paper or Presentation |
Palavras-chave: Random parameter logit; Choice modelling; GMOs; Food safety; Food Consumption/Nutrition/Food Safety. |
Ano: 2003 |
URL: http://purl.umn.edu/58200 |
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Pluske, Johanna M.; Burton, Michael P.; Rigby, Dan; Vercoe, Philip E.. |
In Australia, Bos taurus cattle breeds produce high quality meat, superior in taste and tenderness characteristics. Nevertheless, these breeds do not thrive in the Northern Australian environment. Stem cell transplant techniques could improve northern beef cattle breeding programs by facilitating crossbreeding via natural service. Focus groups were used in this study to explore consumer reaction to reproduction technologies and the implications for buying intentions. Findings suggested that consumers may react negatively to unconventional breeding technologies but the degree of this aversion is contingent upon how the technology is described. These findings are relevant for preparation of choice modeling surveys. |
Tipo: Conference Paper or Presentation |
Palavras-chave: Non-market valuation; Consumers; Focus groups; New technologies; Beef. |
Ano: 2009 |
URL: http://purl.umn.edu/48167 |
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Gibson, Fiona L.; Burton, Michael P.. |
This report presents an alternative perspective on how respondents consider choice experiment options. Building on the ‘new’ model of consumer demand by Stigler and Becker (1977), the report suggests that the attributes within choice experiments are not valued directly. Rather, they are used to generate higher-level improvement in the environment (‘constructs’). This implies that to achieve the environmental outcome, what are currently viewed as marginal utilities of attributes are in fact marginal utilities mixed with (subjective) marginal productivity of the attribute. The research report also proposes that hierarchical Information integration methods may allow separate identification of the utility and production functions, and the individual... |
Tipo: Report |
Palavras-chave: Environmental Economics and Policy; Research Methods/ Statistical Methods. |
Ano: 2009 |
URL: http://purl.umn.edu/94889 |
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Burton, Michael P.; Marsh, Sally P.; Patterson, Josie. |
The Moore Catchment, which lies to the north of Perth, WA, suffers from a number of problems related to water management. Farmers want to manage salinity and waterlogging problems through the use of drains, but this has negative off-farm impacts on both the environment and flood risk. Views on responsibilities for managing water within the catchment differ between farmers, local communities and government agencies. This paper reports the results from surveys of attitudes towards catchment management, for two community groups: residents of Perth and residents of rural towns in the catchment. A parallel study of farmers has been undertaken but is not reported here. These surveys elicited general attitudes towards the environment and agriculture, and views on... |
Tipo: Presentation |
Palavras-chave: Community/Rural/Urban Development; Resource /Energy Economics and Policy. |
Ano: 2000 |
URL: http://purl.umn.edu/123616 |
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James, Sallie; Burton, Michael P.. |
While qualitative surveys regarding consumers’ attitudes about gene technologies and their application to food production are plentiful, quantitative studies are less so. The present paper reports choice modelling methods to examine the conditions under which Australian consumers are willing to purchase genetically modified (GM) foods, if at all, and examines those preferences within the context of the food system as a whole. This allows us to compare consumer attitudes towards gene technology to consumer preferences for other features of the food they consume. The results of the choice modelling analysis suggest consumers require a discount on their weekly food bill before they will purchase GM food. Gene technology using animal as well as plant genes was... |
Tipo: Journal Article |
Palavras-chave: Demand and Price Analysis; Food Consumption/Nutrition/Food Safety. |
Ano: 2003 |
URL: http://purl.umn.edu/118160 |
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Gibson, Fiona L.; Burton, Michael P.. |
Observed and unobserved characteristics of an individual are often used by researchers to explain choices over the provision of environmental goods. One means for identifying what is typically an unobserved characteristic, such as an attitude, is through some data reduction technique, such as factor analysis. However, the resultant variable represents the true attitude with measurement error, and hence, when included into a non-linear choice model, introduces bias in the model. There are well established methods to overcome this issue, which are seldom implemented. In an application to preferences over two water source alternatives for Perth in Western Australia, we use structural equation modeling within a discrete choice model to determine whether... |
Tipo: Working or Discussion Paper |
Palavras-chave: Contingent valuation; Attitudes; Structural equation modeling; Recycled water; Environmental Economics and Policy; Research Methods/ Statistical Methods; Q51; Q53; C13. |
Ano: 2011 |
URL: http://purl.umn.edu/103428 |
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D'Emden, Francis H.; Llewellyn, Rick S.; Burton, Michael P.. |
The purpose of this research is to improve understanding of conservation tillage adoption decisions by identifying key biophysical and socio-economic factors influencing no-till adoption by grain growers across four Australian cropping regions. The study is based on interviews with 384 grain growers using a questionnaire aimed at eliciting perceptions relating to a range of possible long- and short-term agronomic interactions associated with the relative economic advantage of shifting to a no-tillage cropping system. Together with other farm and farmer-specific variables, a dichotomous logistic regression analysis was used to identify opportunities for research and extension to facilitate more rapid adoption decisions. The broader systems approach to... |
Tipo: Article |
Palavras-chave: Adoption; Conservation tillage; Herbicide resistance; No-till; Perceptions; Weed management; Farm Management. |
Ano: 2008 |
URL: http://purl.umn.edu/118537 |
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Burton, Michael P.. |
It has been suggested that the nature of the task within a multi-attribute multi-alternative choice experiment may be sufficiently complex to make it difficult for individuals to develop response strategies to strategically bias their answers. This experiment tested that hypothesis by setting experimental conditions that provide incentives for strategic bias. By changing design parameters one can investigate whether the strategic bias can be reduced. The answer is effectively no: under most circumstances, respondents could find a strategy that achieved significant bias in inferred preferences. The circumstances where this did not occur (involving ranking alternatives, rather than selecting a single preferred alternative) the inferred preferences reflected... |
Tipo: Journal Article |
Palavras-chave: Strategic bias; Choice modeling; Complexity; Resource /Energy Economics and Policy; Q51; C91. |
Ano: 2010 |
URL: http://purl.umn.edu/95062 |
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White, Benedict; Burton, Michael P.. |
The principle motivation for using price-discriminating conservation auctions is that they are expected to be significantly more cost-effective than fixed-price mechanisms. This paper measures cost effectiveness for tenders from two rounds of the Auction for Landscape Recovery in Western Australia relative to counterfactual fixed-price mechanisms. If we assume that the bid equals the compliance cost, the auction gives a significant cost saving over fixed-price mechanisms. If instead we assume that bids include an element of rent, fixed-price mechanisms can be more cost effective than the auction. The significance of these results is that a fixed price scheme may achieve a similar level of cost effectiveness to a conservation auction, when one or more... |
Tipo: Working or Discussion Paper |
Palavras-chave: Auctions; Conservation; Bio-diversity; Environmental Economics and Policy; Q57. |
Ano: 2010 |
URL: http://purl.umn.edu/97798 |
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Burton, Michael P.; Rigby, Dan; Young, Trevor. |
Duration Analysis, which allows the timing of an event to be explored in a dynamic framework, is used to model the adoption of organic horticultural technology in the UK. The influence of a range of economic and non-economic determinants is explored using discrete time models. The empirical results highlight the importance of gender, attitudes to the environment and information networks, as well as systematic effects that influence the adoption decision over the lifetime of the producer and over the survey period. |
Tipo: Journal Article |
Palavras-chave: Crop Production/Industries. |
Ano: 2003 |
URL: http://purl.umn.edu/116172 |
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Burton, Michael P.; Rigby, Dan. |
In repeated choice modelling studies, it is often the case that individuals always select the status quo option. Although these choices may reflect considered choices, they may also be the result of alternative decisions about whether to participate in the choice process at all. Alternative methods of dealing with this feature of such data are presented, with the implications for estimates of economic values. In particular we consider the alternatives of excluding such individuals from the data, using hurdle models to explicitly model this group, and consider the possibility of latent class models, that endogenously allow for difference preference structures. The application is to a stated preference choice modelling data set that investigates preferences... |
Tipo: Conference Paper or Presentation |
Palavras-chave: Demand and Price Analysis; C8; D6; C23. |
Ano: 2006 |
URL: http://purl.umn.edu/25312 |
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Registros recuperados: 28 | |
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