Date:         Sun, 28 Mar 2010 06:44:09 -0700
Reply-To:     Mike Anas <mikeanas@GMAIL.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Mike Anas <mikeanas@GMAIL.COM>
Organization: http://groups.google.com
Subject:      PROC EXPAND
Comments: To: sas-l@uga.edu
Content-Type: text/plain; charset=ISO-8859-1

Does anyone know how to use PROC EXPAND without it dropping an
observation when there is only 1 "usable input observation" per by
group?

I'm using PROC EXPAND to lag fields and want it to function similar to
a left join.

Thanks.