[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]
I have a pooled cross sectional dataset, with some
variables not available for all years. When I run an
oprobit I get some year dummies dropped due to
First, does anyone know why this occurs and second is
how to avoid this occuring if this is possible.
If you need further clarification please let me know.
Thanks in advance
Yahoo! Messenger - Communicate instantly..."Ping"
your friends today! Download Messenger Now
* For searches and help try: