Introduction to Economics | Marginal Revolution University (MRU)
Why the open web links it
Introduces economics as a tool to understand everyday decisions and behaviors, not just financial data.
Linked by 6 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including libretexts.org, lumenlearning.com, scotthyoung.com, nadaesgratis.es, abuomar.ae.