“…Two-sided platforms have gained accelerating importance and research attention over the last couple of years [1], [2]. Examples from the consumer-toconsumer domain include services for accommodation (e.g., Airbnb, Homestay) and carsharing (e.g., Drivy, Turo), mobility (e.g., BlaBlaCar, Uber, Wingly), ecommerce (e.g., eBay, Gumtree), crowd work (e.g., Helpling, TaskRabbit), and many more.…”