The help for -tsset- indicates a -quarterly- option. 
Nick 
[email protected] 
WilDsCOP
> 	First of all, thanks to Naheed Mirza for the kind reply.
> 
> 	However, I had already used '. tsset time' in my 
> commands (see my applied 
> commands below this e-mail), but didnot work out (may be due 
> to gappy date 
> - is there any way to handle such quarterly date?) and unable to find 
> proper help for command -tdates- (i'm a newbie - i tried help 
> for tdates in 
> stata 7 help menu, but using '. format mydate %tq' don't seem 
> to work)!
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