Although previous research has identified that consumers are willing to pay for traceability, it remains unknown which types of traceability information might have the highest value, and whether consumers have an intrinsic value for blockchain technology above and beyond the instrumental value of providing traceability. A choice experiment was conducted with over 1500 consumers in Hong Kong, South Korea, and the U.S. In all three countries, consumers were willing to pay premiums for beef with traceability related to all parts of the supply chain, country of origin, and temperature history; however, the preference ordering of beef from different countries varied across Hong Kong, South Korea, and the U.S. The intrinsic value of using blockchain to deliver traceability information differed by country and by attribute, and consumers in the U.S. were most sensitive to the information describing blockchain technology. Even when traceability conveys negative information, such as temperature rising above safe levels for a short period, we find that consumers prefer knowing to not knowing, suggesting uncertainty and ambiguity aversion.
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http://dx.doi.org/10.3390/foods12234209 | DOI Listing |
Urology
January 2025
S.H. Ho Urology Centre, Department of Surgery, Prince of Wales Hospital, The Chinese University of Hong Kong, Hong Kong.
Objectives: To evaluate the impact of Aquablation on circulating tumor cells (CTCs) in men with localized prostate cancer.
Methods: This prospective study included subjects with biopsy-positive mpMRI visible lesions (PIRADS ≥ 3) who underwent Aquablation. Ten ml blood samples were collected before, during and after the procedure to measure CTC counts using an immunofluorescence assay.
Water Res
January 2025
School of Energy and Environment, City University of Hong Kong, Hong Kong SAR, China; State Key Laboratory of Marine Pollution, City University of Hong Kong, Hong Kong SAR, China. Electronic address:
Flow meters are commonly used in manholes to monitor the flow rate for sewer operation and management. However, the large-scale deployment of flow meters in a sewer system is cost-prohibitive due to their high costs and the need for frequent maintenance. This paper proposes a soft sensor that estimates flow rates based on water level measurements in a manhole.
View Article and Find Full Text PDFClin Breast Cancer
December 2024
Department of Oncology, Princess Margaret Hospital, Kowloon West Cluster, Hospital Authority, Hong Kong S.A.R., China. Electronic address:
Photodiagnosis Photodyn Ther
January 2025
Department of Ophthalmology, Tung Wah Eastern Hospital, Hong Kong. Electronic address:
J Affect Disord
January 2025
Department of Psychiatry, University of Toronto, Toronto, Ontario, Canada. Electronic address:
Background And Objective: To determine whether there is disproportionate reporting of hepatobiliary disorders in the United States (US) FDA Adverse Event Reporting System (FAERS) for individuals prescribed ketamine or esketamine.
Design: We identified Medical Dictionary for Regulatory Activities (MedDRA) terms in the FAERS related to hepatobiliary disorders.
Main Measures: Formulations of ketamine and esketamine were evaluated for the proportionality of reporting for each hepatobiliary disorder parameter using the reporting odds ratio (ROR).
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