This discussion paper led to an article in the <I>Statistica Neerlandica</I> (2008). Vol. 62, issue 1, pages 104-130.<P> We model panel data of crime careers of juveniles from a Dutch Judicial Juvenile Institution. The data are decomposed into a systematic and an individual-specific component, of which...</p></i>

We show that a sufficient condition for the identification ofall parameters of the censored regression model with astochastic and unobserved threshold is that the errors are jointlynormally distributed. Exclusion restrictions are not needed.

We show that a sufficient condition for the identification of all parameters of the censored regression model with a stochastic and unobserved threshold is that the errors are jointly normally distributed. Exclusion restrictions are not needed. <BR><BR>

This paper offers both a conceptual and an operational model that aims to map out the causes and implications of ICT perceptions and views of urban policy makers and/or administrative officials (denoted as urban front liners). This is followed by the presentation of an opera- tional path model,...

We model panel data of crime careers of juveniles from a Dutch Judicial Juvenile Institution. The data are decomposed into a systematic and an individual-specific component, of which the systematic component reflects the general time-varying conditions including the criminological climate....

This paper offers both a conceptual and an operationalmodel that aims to map out the causes and implicationsof ICT perceptions and views of urban policy makersand/or administrative officials (denoted as urban frontliners). This is followed by the presentation of an opera-tional path model, viz....