I've used the PUMS data set from ACS 2005 - 2007 to estimate a distribution function for the value of time; the estimated distribution was used to help forecast HOT lane demand for a local freeway corridor. David Reinke Senior Transportation Engineer/Economist Dowling Associates, Inc. 180 Grand Avenue, Suite 250 Oakland, California 94612-3774 510.839.1742 x104 (voice) 510.839.0871 (fax) www.dowlinginc.com P Please consider the environment before printing this e-mail. Confidentiality Notice: This e-mail message, including any attachments, is for the sole use of the intended recipient(s), and may contain confidential and privileged information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply e-mail and destroy all copies of the original message. From: ctpp-news-bounces(a)chrispy.net [mailto:ctpp-news-bounces@chrispy.net] On Behalf Of Weinberger, Penelope Sent: Monday, April 26, 2010 10:21 AM To: ctpp-news(a)chrispy.net Subject: [CTPP] experience using ACS 3 year data. Hi! Who out there has experience (preferably with results) of using ACS 3-year data? Either respond directly to me or to the list. pweinberger(a)aashto.org Penelope Weinberger CTPP Program Manager AASHTO 202-624-3556 http://ctpp.transportation.org/home/default.htm It's just as bad to not make a plan as to blindly follow the one you already have.