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Authors
Tvedt, Jostein https://orcid.org/0000-0001-7313-768X
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Funding
Funding for this research was provided by:
Institute Of Transport Economics
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Article History
Received: 29 March 2022
Accepted: 4 August 2022
First Online: 21 September 2022
Declarations
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: The author declares no competing interests.
