I'd like to fit a multinomial log-linear model for 4 categories of the form
log[(P(D=i | X)/P(D=0 | X)] = alpha_i + X beta_i ; i=1,2,3 but with beta_1 constrained to zero. Is there a way to impose such a constraint in the multinom function? Brad ------------------------------------------------------------------------- Brad McNeney email: [EMAIL PROTECTED] Dept. of Statistics and Actuarial Sci. web: www.stat.sfu.ca/~mcneney/ Simon Fraser University phone: 604.291.4815 8888 University Drive fax: 604.291.4368 Burnaby, British Columbia Canada V5A 1S6 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help
