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We develop a framework to estimate willingness to pay (WTP) for clean air from defensive investment. Applying this framework to product-by-store level scanner data on air purifier sales in China, we ...

In terms of performance, the Canopy purifier uses a multi-stage HEPA filtration system that traps up to 99.97% of dust, pollen, smoke, and airborne particles. It’s designed for small to medium ...

This profile has not been claimed by the company. See reviews below to learn more or submit your own review. Oreck Air Purifiers creates air cleaning devices. Specializing in residential air purifiers ...