A market with two different user groups who are interconnected and share their product or service offerings, helping them to pool resources. Examples are credit card companies that join customers and merchants, and the internet with its vast communication network.
Diagrams
Originated from/Coined by
Geoffrey Parker and Marshall Van Alstyne
Further Reading/ References
https://en.wikipedia.org/wiki/Two-sided_market
https://www.intercom.com/blog/surviving-thriving-in-two-sided-markets/