Market:Error log
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Did you find something that looks like an error (or possible error) to you? Report the error quickly here (anonymous, does not require login, but you can optionally provide an email ID to be notified of the fix).
We have just started logging errors. On this page, you will find information about all errors that persisted on the site for more than one month on any page.
Page | Error description | Version where it was introduced | Version where it was corrected | Why error? Why not caught? ("I" refers to Vipul) |
---|---|---|---|---|
First-degree price discrimination | second-degree and third-degree price discrimination are interchanged | June 17, 2009 | July 6, 2019 | The meanings were not in my head correctly when I was writing this passage |
Price bundling | missed min operator on one term, and did not parenthesize an expression in the sum | September 11, 2016 | Series of edits on October 29, 2016 | didn't review table carefully enough |
Pareto efficiency criterion | interchanged "better off" and "worse off" | August 30, 2011 | February 28, 2012 | carelessness, didn't visit page often |
Effect of sales tax on social surplus | forgot "government surplus" in one equation at top, included in later analysis | November 30, 2012 | carelessness | |
Effect of sales tax on market price and quantity traded | the justification for the claim that monopologies will never switch to a lower-price, higher-quality equilibrium was incorrect for the revenue-proportional case | September 18, 2016 (series of edits leading up to this) | March 15, 2017 | The arguments were tricky and I made an error translating intuition to reasoning. The underlying intuition was in my head (and had previously been worked out on paper) but I ignored some of the subtleties when translating it. |