Cagiltay, Nergiz Ercil, et al. “Exploring the Influence of Countries’ Economic Conditions on Massive Open Online Course (MOOC) Participation: A Study of 3.5 Million MITx Learners”. The International Review of Research in Open and Distributed Learning, vol. 24, no. 2, May 2023, pp. 1-17, doi:10.19173/irrodl.v24i2.7123.