Limits of Economic Knowledge
Economist Ed Leamer discusses the limits of economic knowledge and the overstatement of precision in understanding the real world. He highlights the need to acknowledge the "we don't know" factor in complex human systems, such as mortgage-backed securities. Leamer suggests using a third component in rating securities and emphasizes the importance of admitting what we don't know in the field of economics.In this clip
From this podcast

EconTalk
Ed Leamer on Macroeconomic Patterns and Stories
Related Questions
Can we rely on mathematical models?
Should we rely on mathematical models as discussed in the episode Opinion Dynamics Models and the clip Limits and Funding?
Can mathematics be misleading in the context of the episode Campbell Harvey on the Future of Finance (Podcast) and the clip Research Integrity Issues?