Fewer Americans signed contracts to buy existing homes in August. After gains in home sales over the spring and summer, an industry survey surprised expectations, registering a 2.6 percent drop in pending home sales from July. This drop forecasts that final closings on existing homes will be lower heading into fall.

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“The performance in month-to-month contract signings has been uneven with ongoing shortages of lower priced inventory in much of the country, and across most price ranges in the West, but activity has remained at notably higher levels this year,” wrote National Association of Realtors’ chief economist Lawrence Yun in a release.