Vass CM, Boeri M, Poulos C, Turner AJ. Matching and weighting in stated preferences for health care. Journal of choice modelling. 2022 Sep;44. doi: 10.1016/j.jocm.2022.100367
Phanikumar CV, Maitra B. Modeling willingness-to-pay values for rural bus attributes under different trip purposes. JTRF. 2006;45(2):31-44. doi: 10.22004/ag.econ.206787