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2008 Mar 19
0
Interaction Terms versus Interaction Effects in logistic regression
...correctly.
Ai, C. and E.C. Norton. 2003. "Interaction Terms in Logit and Probit
Models." Economics
Letters 80(1):123$B!](B129.
Norton, E.C., H. Wang, and C. Ai. 2004. "Computing interaction effects
and standard errors
in logit and probit models." The Stata Journal 4(2):154$B!](B167.
These articles are available here:
http://www.unc.edu/~enorton/
Along with the Stata ado file that makes the calculations.
It seems to me the basic point here is that an interaction changes the
slope of a line, as in
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2012 Nov 29
1
Hacked by Microsoft?
This morning someone tried to make sip call through my Asterisk. My
server just drop these calls and record them in CDR with IP address:
2012-11-28 06:30:51 SIP/216... 1000 "1000" <1000> Hangup
999011972592249388 ANSWERED 00:01 Hacker: 168.63.67.239
2. 2012-11-28 06:30:49 SIP/216... 1000 "1000" <1000> Hangup
88011972592249388 ANSWERED 00:01 Hacker: