Building a brand-new subway station can actually make the houses around it worth less money.
April 10, 2026
Original Paper
Contradictory Capitalization: The Uneven Effects of Subway Expansion on Second-Hand Housing Prices in Beijing
SSRN · 6457980
The Takeaway
In cities like Beijing, adding transit to an area that already has it can lead to a 'saturation effect.' Instead of increasing value, the extra noise and crowds can drive prices down for existing homeowners.
From the abstract
We employ a hedonic spatial Difference-inDifferences model to estimate the capitalization effects of the second phase of Beijing Subway Line 10 on secondhand housing prices. Unlike prior studies reporting uniformly positive transit premiums, we find sharply divergent effects depending on pre-existing subway access. In neighborhoods without an existing station, housing prices increase by 10% in total (10.6% per square meter) after the line opens, and an additional anticipation effect raises price