Leonard N. Stern School of Busi- ness;
New York University;
New York;
U.S.A;
Nelson Institute of Environmental Medicine;
New York University School of Medi- cine;
Tuxedo;
U.S.A;
Robert F. Wagner Graduate School of Public Service;
New York University;
New York;
U.S.A;
Asthma; Air; Pollution; Epidemiology; New; York; City; Nitrogen; Dioxide; Sulfur; Dioxide; Carbon; Monoxide; Particulate; Matter; Ozone;