Questions tagged [fixest]
86 questions
1
vote
2 answers
Separate coefficients from lm() and plot next to each other
I'm running a simple lm() regression that returns 4 coefficients. I would like to plot them two by two (next to each other, with different colours), as if I would have run two models giving two coefficients each.
Minimal example:
Y <- runif(100, 0,…

jkortner
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1
vote
2 answers
What's the most "standard" way to concatenate formulas in R?
I would like to define different parts of a formula in R and then concatenate these parts - not necessarily only by adding the terms up. I could imagine a syntax like this:
# define one-handed formulas
part_1 <- ~ x:w
part_2 <- ~ y + z
#…

dufei
- 2,166
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1
vote
0 answers
In fixest::etable, is there a way to change the font size and the footnote for the p-value?
In fixest::etable, is there a way to change the font size and the footnote for the p-value?
I am currently looking into documentation and such to be able to output a pdf table in etable with my preferred settings.
I would like to adjust the font…

ryoto
- 361
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1
vote
1 answer
fixest vs lm - diffrent results? (difference in difference)
I'm trying to do a 'classic' difference in difference with multiple time periods. The model I want to do is:
y = a + b1x1 + b2_treat + b3_period + b_4(treat*period) + u (eq.1)
So basically I'm testing different setups just to make sure I specify my…

Tomas R
- 440
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- 10
0
votes
0 answers
Event-study with continous treatment in R using fixest
I have a panel dataset with "id", "year" (1970 to 2000), and "post" a dummy which takes a value=1 if year > 1985. The treatment variable ("treatment") is a continuous variable measured in 1985. A control variable ("control") is a continuous variable…

Fuser
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0
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0 answers
How to compare two different group regression coefficient with feols?(a function from fixest package)
I want to compare weather the effect of x to y are different in male group and female group.
So i hvae run the regress like this.
library(arrow)
library(fixest)
df <- arrow::read_feather('test.feather')
res <- feols(y~x | id +year , data = df,…

Jiacai Zhang
- 23
- 4
0
votes
0 answers
Show varying slopes indicator in modelsummary for fixest estimation
The fixest package lets the user specify varying slopes using the fe1[x2] syntax. A varying slope indicator is then printed at the bottom of fixest::etable(). However, I was unable to find the term for the varying slope fixed-effects using…

vinceroni
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0
votes
0 answers
Difference in difference using R fixest package for multiple treatments
I'm not sure if this is a question for StackOverflow or CrossValidated, as the question relates both to coding and statistics.
I have a panel data with information about sewage and water privatization in 82 municipalities between 1998 and 2020. For…
0
votes
0 answers
fixest::sunab() with daily level data, treatment at the monthly
I would like to estimate fixest::sunab using a panel at the daily-level, but with point estimates binned for every month. It does not look like this is possible at the moment, but here is a toy data set:
library(tidyverse)
library(fixest)
##…

mikeytop
- 150
- 9
0
votes
2 answers
How do I store the estimation sample from a fixest regression to calculate summary statistics?
How do I store the estimation sample from a fixest::feols regression so that I can calculate summary statistics? In Stata this can be done with e(sample), eg. sum y if e(sample) to calculate the mean of the dependent variable on the estimation…

Macaulay
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0
votes
0 answers
Feols - fixest: variable should drop because of multicollinearity, but doesn't (always)
I am working with a dataset which consists of loan amounts (variable "ln_amount_alt2") given by different banks (variable "name") to different borrowers (variable "permid"). I am interested in finding out whether loan amounts are different after a…

Mathieu
- 1
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votes
0 answers
How do I add leads and lags for my TWFE regression with month-year data?
I have data which looks like this:
N = 10
ISIC <- c(111, 112, 113, 114, 115, 111, 112, 113, 114, 115)
n_workers <- rnorm(N)
year_month <- c(201801, 201801, 201802, 201801, 201802, 201901, 201902, 201901, 201902, 201903)
year <- c(2018, 2018, 2018,…

anrisakaki96
- 193
- 8
0
votes
1 answer
Exclude Interacted variable to avoid colinearity dropping variables in FE regression (R)
I am running a regression such as the following:
library(fixest)
reg <- feols(data = df, outcome ~ interaction * (typeA + control1 + control2 + control3) + interaction * (typeB + control1 + control2 + control3) + interaction * (typeC + control1 +…

flâneur
- 633
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0
votes
1 answer
Intercept in fixed effects regression with feols
How do I get the intercept from a fixed effects regression using fixest::feols?
library(fixest)
feols(Sepal.Length ~ Sepal.Width | Species, iris)
#> Estimate Std. Error t value Pr(>|t|)
#> Sepal.Width 0.803561 0.071397 11.2548…

Macaulay
- 59
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- 8
0
votes
1 answer
How to use estimation outputs using functions from library `fixest` in `texreg`
I am using the estimation function femlm from the library fixest and want to use the results/values in texreg to create LaTeX tables side-by-side with results from using other estimation functions.
I have been able to include results/values from…

Grillo
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