Policy design for two-sided platforms with participation dynamics: Interview with Haruka Kiyohara

In their paper Policy Design for Two-sided Platforms with Participation Dynamics, which was presented at ICML 2025, and investigated the the participation dynamics in two-sided markets. In this interview, Haruka tells us more about such two-sided platforms, the main contributions of the work, and the experiments carried out to test the method. What is the topic of the research in your paper and why is it an interesting area for study? Our paper studied the long-term impacts of decision-making algorithms on two-sided platforms like e-commerce or music streaming applications. In two-sided platforms, multiple stakeholders, such as viewers and content creators, are involved.