Chen, Wei-Chu, Siddharth Suri, and Mary L. Gray. 2019. “More Than Money: Correlation Among Worker Demographics, Motivations, and Participation in Online Labor Market”. Proceedings of the International AAAI Conference on Web and Social Media 13 (01), 134-45. https://www.aaai.org/ojs/index.php/ICWSM/article/view/3216.