diametrically opposed results, as shown in a standard Tobit model example. In a generalized Tobit application exploring the effect …

outcomes ; causality ; conditional-on-positives effect ; Tobit ; two-part model ; country margins of trade … diametrically opposed results, as shown in a standard Tobit model example. In a generalized Tobit application exploring the effect …

. Because of the large number of zeros, Tobit would seem to be the natural approach. However, once it is recognized that these … of interest (typically much longer than a day), it is not clear that Tobit is appropriate. I examine the bias associated … examine the bias associated with three procedures that are commonly used to analyze time-diary data – Tobit, the Cragg [11 …

This study focuses on a comparison and evaluation of models and estimators appropriate for time-use data. The tobit … type I as well as different generalizations are used. According to our findings, a simple tobit I method can produce …