Further Reading Bichler, M., Knörr, J., & Maldonado, F. (2023). Pricing in nonconvex markets: How to price electricity in the presence of demand response.  Information Systems Research ,  34 (2), 652-675. https://pubsonline.informs.org/doi/abs/10.1287/isre.2022.1139 Chen, L. (2019). Retailers’ differentiation strategy and pricing in the rental market of digital content: A case of E-textbooks.  Journal of theoretical and applied electronic commerce research ,  14 (3), 61-75. https://www.mdpi.com/0718-1876/14/3/22