Zobrazeno 1 - 5
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pro vyhledávání: '"John P Helveston"'
Autor:
Laura A Roberson, John P Helveston
Publikováno v:
Environmental Research Letters, Vol 15, Iss 9, p 0940c3 (2020)
Plug-in electric vehicles (PEVs) offer a promising pathway to decarbonizing the personal transportation sector, but PEV sales remains low. Prior research has found that direct experience with PEVs increases consumers’ stated purchase consideration,
Externí odkaz:
https://doaj.org/article/04e204cabd454211afaa5d7c4eb3e3fa
Autor:
John P Helveston, Stephanie M Seki, Jihoon Min, Evelyn Fairman, Arthur A Boni, Jeremy J Michalek, Inês M L Azevedo
Publikováno v:
Environmental Research Letters, Vol 14, Iss 8, p 084035 (2019)
A decarbonized future will require a transition to lower carbon fuels for personal transportation. We study consumer preferences for combustion fuels including gasoline, diesel, natural gas, and E85 (85% ethanol and 15% gasoline) using consumer choic
Externí odkaz:
https://doaj.org/article/325628a6a42144638ea8ffd01030f82c
Publikováno v:
Environmental Research Letters, Vol 19, Iss 5, p 054053 (2024)
The resale market will play a critical role in expanding plug-in electric vehicle (PEV) adoption to middle- and lower-income households. Understanding PEV depreciation trends in comparison to those of conventional gasoline vehicles (CVs) is critical
Externí odkaz:
https://doaj.org/article/64a8701290f14b49b60a9a5d664c498b
Autor:
John Paul Helveston
Publikováno v:
Journal of Statistical Software, Vol 105, Pp 1-37 (2023)
This paper introduces the logitr R package for fast maximum likelihood estimation of multinomial logit and mixed logit models with unobserved heterogeneity across individuals, which is modeled by allowing parameters to vary randomly over individuals
Externí odkaz:
https://doaj.org/article/de6663918b994e95971c6e9e5c957260
Autor:
Laura Roberson, John Paul Helveston
Publikováno v:
Environmental Research Letters, Vol 17, Iss 8, p 084003 (2022)
Financial incentives, such as purchase subsidies, have been found to increase plug-in electric vehicle (PEV) adoption, but how these incentives are designed can impact their effectiveness as well as how equitably they are distributed. Using a nationa
Externí odkaz:
https://doaj.org/article/dc2bab467ede4a0db68d3f561fe12354