[R] truncated regression

Hi all, I'm having problems with the command treg (truncated regression) in FEAR 1.15. In the manual, there is a simple explication of the argument that have to be put in the commandbut in the examples there are more passages, like the product between matrix and the command rnorm.trunc: I don'

[R] problems with FEAR

Hi all! I'va tried to install the routine FEAR in R, to compute DEA estimates for an academic work. I've downloaded and installed R (the last version 2.14.1) from http://lib.stat.cmu.edu/R/CRAN, and then I've downloaded FEAR, I've saved it on the desktop, and following the instruction I've installe