External Validity of Contingent Valuation: Comparing Hypothetical and Actual Payments
Sign Up to like & getrecommendations! Published in 2017 at "Health Economics"
DOI: 10.1002/hec.3436
Abstract: Whilst contingent valuation is increasingly used in economics to value benefits, questions remain concerning its external validity that is do hypothetical responses match actual responses? We present results from the first within sample field test.… read more here.
Keywords: actual payments; hypothetical actual; contingent valuation; external validity ... See more keywords
Against external validity
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DOI: 10.1007/s11229-018-1796-6
Abstract: Francesco Guala once wrote that ‘The problem of extrapolation (or external validity as it is sometimes called) is a minor scandal in the philosophy of science’. This paper agrees with the statement, but for reasons… read more here.
Keywords: scandal; validity; philosophy; external validity ... See more keywords
Heart rate variability indicates emotional value during pro-social economic laboratory decisions with large external validity
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DOI: 10.1038/srep44471
Abstract: The present study investigates the external validity of emotional value measured in economic laboratory experiments by using a physiological indicator of stress, heart rate variability (HRV). While there is ample evidence supporting the external validity… read more here.
Keywords: economic laboratory; emotional value; external validity; laboratory ... See more keywords
Toward causality and improving external validity
Sign Up to like & getrecommendations! Published in 2020 at "Proceedings of the National Academy of Sciences of the United States of America"
DOI: 10.1073/pnas.2018002117
Abstract: “Felix, qui potuit rerum cognoscere causas,” from the Latin poet Virgil (1), literally translated as “Fortunate, who was able to know the causes of things,” hints at the importance of causality since a very long… read more here.
Keywords: observed variables; external validity; causality; causality improving ... See more keywords
Reweighting estimators to extend the external validity of clinical trials: methodological considerations.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of biopharmaceutical statistics"
DOI: 10.1080/10543406.2022.2162067
Abstract: Methods to extend the strong internal validity of randomized controlled trials to reliably estimate treatment effects in target populations are gaining attention. This paper enumerates steps recommended for undertaking such extended inference, discusses currently viable… read more here.
Keywords: reweighting estimators; external validity; extend external; estimators extend ... See more keywords
Assessing the External Validity of Successive Negative Contrast – Implications for Animal Welfare
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Animal Welfare Science"
DOI: 10.1080/10888705.2019.1572509
Abstract: ABSTRACT When unexpectedly switched from a preferred to a less-preferred food reward, non-human animals may decrease consumption below that when only receiving the less-preferred reward – a successive negative contrast (SNC) effect. SNC has been… read more here.
Keywords: animal welfare; value; external validity; reward ... See more keywords
Assessing the External Validity of Using News Websites as Experimental Stimuli
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DOI: 10.1080/19312458.2020.1718630
Abstract: ABSTRACT As news is increasingly distributed online, studies of how people behave on news websites have become important tools in understanding news exposure. Numerous studies have created websites as stimuli, asked experimental subjects to browse… read more here.
Keywords: news; validity using; assessing external; news websites ... See more keywords
Clinical practice of BOTOX® treatment for overactive bladder syndrome in Sweden: an assessment of resource use and external validity
Sign Up to like & getrecommendations! Published in 2017 at "Scandinavian Journal of Urology"
DOI: 10.1080/21681805.2017.1334697
Abstract: Abstract Objective: The objective of this study was to assess the resource use of treating overactive bladder (OAB) patients in real-world clinical practice and to evaluate whether there is external validity in the treatment of… read more here.
Keywords: botox treatment; treatment; external validity; clinical practice ... See more keywords
Beyond Standardization: Improving External Validity and Reproducibility in Experimental Evolution
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DOI: 10.1093/biosci/biab008
Abstract: Discussions of reproducibility are casting doubts on the credibility of experimental outcomes in the life sciences. Although experimental evolution is not typically included in these discussions, this field is also subject to low reproducibility, partly… read more here.
Keywords: external validity; reproducibility; validity reproducibility; experimental evolution ... See more keywords
Statistics Commentary Series. Commentary No. 44: Internal and External Validity.
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DOI: 10.1097/jcp.0000000000001304
Abstract: I n a previous commentary, 1 we discussed the difference between efficacy trials, which ask whether an intervention can work under ideal circumstances, and effectiveness trials, which seek to determine whether an intervention doeswork in… read more here.
Keywords: statistics commentary; commentary series; internal external; external validity ... See more keywords
External validity of the Both Hands Assessment for evaluating bimanual performance in children with bilateral cerebral palsy.
Sign Up to like & getrecommendations! Published in 2021 at "Developmental medicine and child neurology"
DOI: 10.1111/dmcn.15127
Abstract: AIM To investigate the external validity of the Both Hands Assessment (BoHA), a new test evaluating bimanual performance in children with bilateral cerebral palsy (CP), by analysing its relationship to established measurements of hand function… read more here.
Keywords: evaluating bimanual; external validity; validity hands; hands assessment ... See more keywords