noun
decrease in land prices; land price decline
Economic term referring to a drop in land values, often used in real estate and policy contexts.
バブル崩壊後、全国的に地下げが進んだ。
After the bubble burst, land prices declined nationwide.
Compound of 地 (land) and 下げ (lowering, from 下げる). The reading じさげ follows standard on-kun mixing.