Updates are available Correction dated 2020-02-18
Click to view Correction: https://doi.org/10.1007/s13571-019-00220-y
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Funding
Funding for this research was provided by:
Economic and Social Research Council (ES/I031626/1)
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Article History
Received: 3 September 2018
First Online: 30 May 2019
Change Date: 18 February 2020
Change Type: Correction
Change Details: Note that in the definition of estimator ���� in Eq. 4.5 of page S56, the subsequent equation reads
