Permitting surged with the housing boom—then fell sharply.

Across 79 metros, permitting intensity rose through the early 2000s and dropped by 2007.

FROM THE PAPERFigure 5 · Average permitting intensity

Source: Glaeser, Gyourko & Saiz (2008) · Figure 5; PDF p. 50

Keep in mind: This is an aggregate time pattern. The paper's supply-elasticity argument relies on comparisons beyond this chart.

Share the evidence

Across 79 metros, permitting intensity rose through the early 2000s and dropped by 2007.

Source: Glaeser, Gyourko & Saiz (2008)
Figure: Figure 5 · Average permitting intensity · Figure 5; PDF p. 50
Keep in mind: This is an aggregate time pattern. The paper's supply-elasticity argument relies on comparisons beyond this chart.

Too many people are chasing too few homes. See why—and what communities can do about it.