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  • how to use -ffirst- in -reghdfe- - Statalist
    Hello, Dear Statalists Anyone know how to use "ffirst" to report first stage estimates of 2SLS in -reghdfe-? where to put in the code I looked it
  • th ffirst in ivreg2 - Statalist
    th ffirst in ivreg2 25 May 2015, 04:05 Hello, I am trying to get the first stage regression results but when I add the ffirst oprion to the ivreg 2 command I get this output Unable to display summary of first-stage estimates; macro e (first) is missing I reinstalled ivreg2, but nothing has changed Thanks Tags: None
  • ivreg2 first stage results - Statalist
    It is strange that you are supposed to get the first-stage results by adding the "ffirst" option The example below shows the first-stage outcomes as expected
  • What exists in e (first) at what position after ivreg2 ? - Statalist
    Code: sysuse auto ivreghdfe price weight (length turn=gear_ratio displacement), ffirst mat FIRST=e (first) estadd scalar fstat=FIRST [1,1] But how can I know at which point what exists? That is, how can I tell whether to do FIRST [2,1] or FIRST [3,1]? You can view the matrix or refer to its specific elements
  • Finding the _b [coefficient] from the first-stage of ivreg2
    The savefirst option requests that the individual first-stage regressions be saved for later access using the estimates command If saved, they can also be displayed using first or ffirst and the ivreg2 replay syntax The regressions are saved with the prefix "_ivreg2_", unless the user specifies an alternative prefix with the savefprefix (prefix) option The savesfirst and savesfprefix
  • Save both first- and second-stage results after (xt)ivreg2 . . . - Statalist
    1 Please first ssc install "ivreg2" and "outreg2" 2 Is there a better way to save first- and second-stage results estimated by ivreg2 with
  • Instrumental Variable (2SLS) First stage different sample . . . - Statalist
    This leads to approximately 13000 observations in the first stage and the second stage First stage and second stage coefficients seem reasonable Now, I received a comment that this is not the correct way to approach the Instrumental variable estimation The comment says that I should run the First Stage regression on the country level only because X and Z only vary at this level This would
  • First-differencing in State with country-specific time trends (i. e . . .
    which I would like to estimate using first-differences Of course the country FEs will disappear with the FD so I do not need to include them anymore but I want to have my continent*time FEs included in the first regression and my country-specific time trends in the second regression Any one know how to convert this to FD in code that Stata will accept I tried using the D but it doesn't
  • Finding the first occurrence of a specific value or greater
    Dear Stata users, I would need help with finding the first time a specific value or greater in a varlist appears I have panel data looking soemthing like
  • Reporting first stage F-stat with esttab - Statalist
    Hello Everyone, I run the code below to estimate an IV model and report the 2nd stage results However, I failed to report the Angrist-Pischke first-stage F





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