vincentarelbundock

---
title: "COVID-19 Worldometer data"
output: html_notebook
---

This notebook pulls a table with useful information out of ![worldometer](https://www.worldometers.info/coronavirus/) and then makes a graph.

```{r}
library(WDI)
library(countrycode)

vincentarelbundock

library(lme4)
library(gt)
library(modelsummary)
library(tidyverse)

# y dependent variable
# x regressor varies at the county-year level
# z regressor varies at the county level

url <- 'https://vincentarelbundock.github.io/Rdatasets/csv/plm/Crime.csv'

vincentarelbundock

library(lfe)
library(lme4)
library(MASS)
library(tidyverse)
library(modelsummary)

set.seed(290653)
sim <- function(Nobs = 100, Ngrp = 50, cor_x_u = .6, x_sd = .2, y_sd = 1, ...) {
    group <- mvrnorm(Ngrp, c(0, 0), matrix(c(1, cor_x_u, cor_x_u, 1), ncol = 2)) %>%
             data.frame %>% setNames(c('U', 'Ucor')) %>%

vincentarelbundock

draw_plot <- function(funs = list('S' = function(x) x, 'D' = function(x) 100 - x), 
                      xlim = c(0, 100)) {

    # data.frame of 1000 points to trace smooth functions
    dat <- tibble(x = seq(xlim[1], xlim[2], length.out = 1000),
                  y1 = funs[[1]](x),
                  y2 = funs[[2]](x))

    # find equilibrium and add it to data.frame

vincentarelbundock

---
title: "Test new version of `modelsummary`"
author: "Vincent Arel-Bundock"
date: "2020-05-26"
output: pdf_document
header-includes: 
  - \usepackage{booktabs}
  - \usepackage{threeparttable}
---

vincentarelbundock

url <- 'https://raw.githubusercontent.com/leeper/margins/master/R/find_terms_in_model.R'
source(url)

#' @rdname prediction
#' @export
prediction.fixest <- 
function(model, 
         data = find_data(model, parent.frame()), 
         at = NULL, 
         type = "response",

vincentarelbundock

library(testthat)
library(mice)

context("pool.r.squared")

data(nhanes)
imp <- mice::mice(nhanes, maxit = 2, m = 2, seed = 1, print = FALSE)
fit_mira <- with(data = imp, exp = lm(chl ~ age + bmi))

test_that("r.squared", {

vincentarelbundock

remotes::install_github('vincentarelbundock/modelsummary')

library(modelsummary)

models <- list()
models[['OLS']] <- lm(mpg ~ factor(cyl), mtcars)
models[['Logit']] <- glm(am ~ factor(cyl), mtcars, family = binomial)

make_rows <- function(models) {
    rows <- data.frame(term = 'factor(cyl)4', section = 'middle', position = 3)

vincentarelbundock

vincentarelbundock

library(data.table)
library(tidyverse)
library(microbenchmark)

make_tibble <- function(...) {

  treated_units <- sample(1:20000, 4000)
  # year fixed effects 
  year <- tibble(
    year = 1981:2010,