***** To join INSNA, visit http://www.insna.org ***** thanks Yes we can handle the Hanover-Lebanon and SanDiego-LA problem. Barry Wellman _______________________________________________________________________ S.D. Clark Professor of Sociology, FRSC NetLab Director Department of Sociology 725 Spadina Avenue, Room 388 University of Toronto Toronto Canada M5S 2J4 twitter:barrywellman http://www.chass.utoronto.ca/~wellman fax:+1-416-978-3963 Updating history: http://chass.utoronto.ca/oldnew/cybertimes.php _______________________________________________________________________ On 31 Dec 2009, Joel Levine wrote: > Date: 31 Dec 2009 12:24:18 -0500 > From: Joel Levine <[log in to unmask]> > To: [log in to unmask], [log in to unmask] > Subject: Re: [SOCNET] networks of air flights > > Barry, > I know it exists because I used it once with a student -- which doesn't mean > I still have it (or that I remember where I got it it). At the time there was > nothing remarkably difficult about getting it. > > It was point to point for a year with passenger as the unit of analysis. > > One big validity problem: In the real world passenger passenger traffic is not > a monotone function of either distance or real traffic: There isn't much air > traffic (some but not much) between extremely nearby destinations: take a cab. > > > Joel > _____________________________________________________________________ SOCNET is a service of INSNA, the professional association for social network researchers (http://www.insna.org). To unsubscribe, send an email message to [log in to unmask] containing the line UNSUBSCRIBE SOCNET in the body of the message.