RE: st: Constraining alpha and theta in slogit

[Michael Hout <mikehout@berkeley.edu>]

Dear Jun,
How about the constraint the DiPrete (1990) uses:
Sum_j phi_j = 0
Sum_j phi_j^2 = 1

I have not been able to figure that out.
-Mike
PS Warm greetings to my friends and your mentors in Bloomington!
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