NotebookLM
Positive-Sum World (Post-1800)
Zero-Sum World (Pre-1800)
Education & Literacy
Better Health
Global Trade
Scientific Innovation
For millennia, the global economy was a fixed pie. One person's gain was almost always another's loss, and growth was negligible. The modern era is defined by productivity growth driven by technology, global trade, and the spread of knowledge. This created a positive-sum world where shared progress became possible for the first time.
The engine of progress: A shift from a zero-sum to a positive-sum world