Evaluation of Multiple Benefits of Artificial Streams Augmented with Recycled Water Using Conjoint Analysis

2010 ◽  
Vol 5 (3) ◽  
Author(s):  
H. Yamagata ◽  
D. Yamanaka ◽  
M. Ogoshi ◽  
M. Minamiyama

This study aims at evaluating multiple environmental and educational benefits of artificial streams augmented with recycled water using conjoint analysis. The survey was carried out at Tadotsu Town in Japan where recycled water is used for augmenting artificial streams to restore habitats for firefly regarded as a symbol of “clean water” and to provide opportunity for environmental education such as firefly-watching. Marginal willingness-to-pay for the artificial streams for preserving habitats for firefly, securing hygienic safety to allow body contact, enhancing landscape and providing opportunity for environmental education were estimated at 4,419 Japanese yen (JPY) (US$44), 1,375 JPY (US$14), 4,094 JPY (US$41) and 918 JPY (US$9) per household per year. Those who knew or visited the streams had higher marginal willingness-to-pay for preserving aquatic habitats. And those who attended firefly-watching had high marginal willingness-to-pay for both of preserving aquatic habitats and securing hygienic safety. The results indicated the importance of education at the streams such as firefly-watching for public understanding in habitat preservation and hygienic safety of recycled water.

2011 ◽  
Vol 1 (1) ◽  
pp. 77 ◽  
Author(s):  
Mercedes Sánchez ◽  
Ana Sanjuán ◽  
Georges Akl

Consumers in developed countries are becoming increasingly aware of food safety, that is to say, the influence of food on human health. The public concern is deeper for those products, such as beef, that have suffered gravely from disease (BSE). In this paper, the factors that influence the decision of purchasing two products, fresh lamb and beef, are investigated. The linkage between quality labels and attributes of food safety is also studied. Finally, the conjoint analysis is used to discern differences in preferences between consumers of labelled meat and non-consumers and to estimate the marginal willingness to pay for the main attributes, in particular, for the quality label.


1999 ◽  
Vol 11 (2) ◽  
pp. 101-108 ◽  
Author(s):  
Tsutomu Kitajima

This study attempted to estimate the valuation of Long-term care (LTC) insurance system among the residents in a municipality in Tokyo by applying the Willingness to Pay (WTP) approach. The mean WTP for Group one (those aged 65 and over) and Group two (those aged between 40 and 64) was estimated to be 13, 305 Japanese Yen and 8, 722 Japanese Yen, respectively. Both amounts exceed the contribution estimated by the Ministry of Health and Welfare (2, 500 Japanese Yen). The result reflects a high expectation for the system especially among those in Group one. It also suggests that those in Group one may be able to shoulder more financial responsibility for the system. Further research on WTP for LTC insurance system is deemed beneficial for its successful management.


2015 ◽  
Vol 44 (3) ◽  
pp. 253-274 ◽  
Author(s):  
Aaron Adalja ◽  
James Hanson ◽  
Charles Towe ◽  
Elina Tselepidakis

We use data from hypothetical and nonhypothetical choice-based conjoint analysis to estimate willingness to pay for local food products. The survey was administered to three groups: consumers from a buying club with experience with local and grass-fed production markets, a random sample of Maryland residents, and shoppers at a nonspecialty Maryland supermarket. We find that random-sample and supermarket shoppers are willing to pay a premium for local products but view local and grass-fed production as substitutes. Conversely, buying-club members are less willing to pay for local production than the other groups but do not conflate local and grass-fed production.


2018 ◽  
Vol 10 (2) ◽  
pp. 83-117 ◽  
Author(s):  
Sam Cosaert

When consumers care not only for the quantity but also the value of a product, it could be rational to purchase products as they become more expensive. This study provides nonparametric—revealed preference—conditions to measure consumers' marginal willingness to pay for value (i.e., diamondness) associated with particular goods. This is the first nonparametric test of price-dependent preferences. The proposed diamondness measure is applied to observational data from the Russia Longitudinal Monitoring Survey. The results show that this diamondness measure is related to a product's visibility to society, which indicates a certain degree of conspicuous consumption. (JEL D12, P36)


2019 ◽  
Vol 11 (19) ◽  
pp. 5220 ◽  
Author(s):  
Dimitra Lazaridou ◽  
Anastasios Michailidis ◽  
Konstantinos Mattas

The present study attempts to estimate individuals’ willingness to pay for recycled water irrigation, in order to enhance the water supply and ensure the continuation of irrigated agriculture in Nestos catchment. Contingent valuation method has been developed for the investigation of farmers’ preferences, in monetary terms, to adopt this alternative water source for irrigation purposes. The applied method is regularly followed in the framework of environmental valuation. The results of the survey are based on data collected from questionnaires, which were answered by respondents at a river basin scale. In a representative sample of 302 farmers, we find that 64.2% of them expressed a positive stance towards using recycled water, a fact that results in lower environmental impacts. However, findings indicate that participants are willing to pay a significantly less amount of money than they already pay, for freshwater. Additionally, the analysis demonstrates that the use of recycled water in agriculture is more acceptable to respondents who are aware of its environmental benefits. Therefore, the provision of complete information on the welfare of using recycled water for irrigation to farmers may lead to greater adoption intention and a greater environmental benefit.


2020 ◽  
Vol 12 (7) ◽  
pp. 3039 ◽  
Author(s):  
Kyungsoo Nam ◽  
Heesun Lim ◽  
Byeong-il Ahn

As income is rising and urbanization progressing, the consumption of meat and dairy products is increasing, especially in developing countries. However, increasing livestock production leads to challenges that need to be addressed, such as yielding environmental pollution and causing climate change. Due to these circumstances, the importance of sustainable livestock farming has been highlighted in order to effectively utilize natural resources and to protect the environment. We analyzed consumers’ preference and willingness to pay for milk, one of the representative dairy products, which was produced in a sustainable way. Among the various attributes of milk, marginal willingness to pay for “performing sustainability” through mountainous farming was estimated to be the biggest. The willingness to pay was revealed to be higher for the consumer group with a high awareness of sustainable farming than the consumer group with low awareness. The empirical results in this study suggest that it is important to consider the economic feasibility of dairy farming by forming a consensus with consumers through publicity and changing the production pattern to promote sustainability.


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