This paper studies semiparametric identification in linear index discrete response panel data models with fixed effects. Departing from the classic binary static model, this examines dynamic model and ordered model. It is shown that under mild distributional assumptions on effect time-varying unobservables point-identification fails, but informative bounds regression coefficients can still be d...

background. teenagers, a huge age group in developing countries, face a period with many physical, mental and social problems. appropriate health education concerning their periodic development is of importance in community health services. the present study performed a comparative assessment of subjects’ knowledge, attitude and practice, concerning puberty health programs. method. in an interv...