Talon B, Perez A, Yan C, Alobaidi A, Zhang KH, Schultz BG, Suda KJ, Touchette DR. Economic evaluations of clinical pharmacy services in the United States: 2011-2017. J Am Coll Clin Pharm. 2020 Jun;3(4):793-806. doi: 10.1002/jac5.1199
Smith VK, Evans MF, Banzhaf HS, Poulos C. Can weak substitution be rehabilitated? Environ Resour Econ (Dordr). 2010 Feb 1;45(2):203-21.
Britt (DiBenedetti) DM, Collins FL, Cohen LM. Cigarette smoking and chewing gum use among college students. J Appl Biobehav Res. 2007 Jun 4;4(2):85-90. doi: 10.1111/j.1751-9861.1999.tb00057.x
Mansfield CA. Despairing over disparities: an empirical analysis of the relationship between willingness-to-pay and willingness-to-accept. Environ Resour Econ (Dordr). 1999;13(2):219-34.