{ "cells": [ { "cell_type": "markdown", "id": "harmful-study", "metadata": {}, "source": [ "(heckman_code)=\n", "\n", "# Heckman Code\n", "\n", "The python code generating the toy data for the figures above is given\n", "below. This version examines Case 4.[^fn1]" ] }, { "cell_type": "code", "execution_count": null, "id": "challenging-swaziland", "metadata": {}, "outputs": [], "source": [ "# start a connected stata17 session\n", "from pystata import config\n", "config.init('be')" ] }, { "cell_type": "code", "execution_count": 10, "id": "handmade-password", "metadata": {}, "outputs": [ { "data": { "text/html": [ "
\n", " | y | \n", "z | \n", "x | \n", "w | \n", "
---|---|---|---|---|
0 | \n", "-2.174201 | \n", "1.0 | \n", "-0.034267 | \n", "0.068906 | \n", "
1 | \n", "-2.378358 | \n", "1.0 | \n", "-0.765331 | \n", "0.495672 | \n", "
2 | \n", "NaN | \n", "0.0 | \n", "-0.952739 | \n", "-1.519415 | \n", "
3 | \n", "-2.380697 | \n", "1.0 | \n", "-1.453156 | \n", "-0.074578 | \n", "
4 | \n", "0.254649 | \n", "1.0 | \n", "0.180989 | \n", "0.760963 | \n", "