%0 Conference Paper %K Laboratory and field experiments %K Carbon dioxide %K Offices %K Ventilation rates and strategies %K Productivity and economic effects %A William J Fisk %A Phillip N Price %A David Faulkner %A Douglas P Sullivan %A Dennis L DiBartolomeo %A Clifford C Federspiel %A Gang Liu %A Maureen Lahiff %B Indoor Air 2002, June 30 - July 5, 2002 %C Monterey, California %D 2002 %G eng %P 790-795 %S Indoor Air 2002, June 30 - July 5, 2002 %T Worker Productivity and Ventilation Rate in a Call Center: Analyses of Time-Series Data for a Group of Workers %2 LBNL-49356