The whole yard sale model suffers from the fallacy that there is a predefined amount of wealth. If that were true, we’d have exactly as much wealth as our cavemen brethren did, which is clearly not the case. Every time anyone creates something more valuable than the sum of its parts, value is added to the system. A bow is far more valuable than the wood used to build it. A hammer and nails far more valuable than the raw iron in stone.
> What can the yard sale model tell us?
Literally nothing. It fails to model any part of the actual system. It’s not just lacking complexity, it’s a facetious model lacking in any real aspects of anything involved. There is no choice, no intelligence, no reason. Just random chance.
92% of the US including 86% of people without homes in this country have Internet access. We can all make incredibly informed decisions these days. Better informed decisions than ever possible by all the wealthiest royalty in human history, in literally seconds.
The author could have easily Googled the price for the exorbitant watch before they bought it. That’s entirely on them.