What Is the Planning Fallacy and Why Projects Always Run
The planning fallacy is the tendency to underestimate how long projects will take despite knowing that similar projects ran over. Learn the science, the...
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2 corrections applied: Sydney Opera House figures are Australian dollars, not pounds sterling | Kahneman reports the curriculum project was completed in about eight years, not ten
Before(1) The Sydney Opera House, estimated at £7 million, cost £102 million. (2) they increased their estimate to eight years. The project ultimately took ten.
After(1) The Sydney Opera House, estimated at about AU$7 million, cost about AU$102 million. (2) they increased their estimate to eight years. The project ultimately took eight.
Why: Verified both corrections already correctly applied in the article body (AU$ currency for Sydney Opera House; 'took eight' for the curriculum project). No other mentions elsewhere in article. FAQ field checked, does not reference either fact. No changes needed.
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