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st: RE: n-1 variable continuously


From   "Nick Cox" <[email protected]>
To   <[email protected]>
Subject   st: RE: n-1 variable continuously
Date   Sun, 28 Jan 2007 17:07:13 -0000

The length of study is 8 years. If the 
period of work was 7 years without a 
break, then there are only two possibilities: 
the person did not work in the first year
or the person did not work in the last year. 

by pid : egen emplo = count(work == 1) 
by pid : gen work7 = count == 7 & (work[1] != 1 | work[8] != 1) 

Nick 
[email protected] 

[email protected]
 
> I have a question about how calculate the number of years 
> work continuously.
> I have a panel of 8 year and I want calculated the person how 
> has work  
> for 7 years no stop. (1111110)
> I used this procedure:
> by pid : egen emplo=count(work==1)
> here work is=1 if work. after I did the tab emplo and I have 
> the table  
> for 8 years.
> but there aredifferente sequence how 0111111, or 1011111 ecc and I  
> want only 1111110.
> 
> for ex: 1011111 but is incorrect
> pid   emplo wave  work
> 1         7  1    1
> 1         7   3    1
> 1         7    4   1

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