Chen, Yiqing http://orcid.org/0000-0001-6301-2058
Funding for this research was provided by:
the Society of Actuaries (Centers of Actuarial Excellence (CAE) Research Grant (2018--2021))
Article History
Received: 9 February 2019
Accepted: 24 June 2019
First Online: 4 July 2019
Competing interests
: The author declares that she has no competing interests.