Catching up on the endless paper-work the other night, I came across that rare thing: a property that sells twice in a relatively short time with no major renovations performed in the interim.
This “sales matching” technique is what the folks at Case-Shiller use to create their Indexes of property values across the country. Part of the reason they can is that their indexes are generated for large Metropolitan Statistical Areas with lots of house sales. And even so, they use a lot of fancy foot-work to “match up” properties. ...