1 · Introduction
Course organisation, ceteris paribus and selection bias
The opening topic sets up the software you will use all semester and introduces the two ideas the whole course rests on: comparing like with like (ceteris paribus), and what goes wrong when the groups you compare differ for reasons you have not measured (selection bias).
Slides
| Deck | Covers |
|---|---|
| 🖥 Introduction. Organisation. Setup. | Course organisation and software setup; Ceteris Paribus; Selection Bias. All three lectures are sections of this one deck. |
Videos
From Josh Angrist’s Mastering Econometrics series at Marginal Revolution University:
- 📺 Ceteris Paribus: Public vs. Private University
- 📺 Selection Bias: Will You Make More Going to a Private University?
- 📺 Randomized Trials: The Ideal Weapon
Why econometrics
Short talks worth watching once, in any order:
Setting up R
Before the next topic, work through the ten-part video series:
→ 📺 Getting started with R — install R and RStudio, set up your folders, create a project, and write your first script and R Markdown document.
Practising what the lecture showed
Rebuild the “Ceteris Paribus” example from the slides as an R script of your own. This is step hw00-08 of the getting started series.
The introductory bundle ae01-soft-intro-to-R.zip (with AE01-README.Rmd, ae01a-vaccination.Rmd and ae01b-un-votes.Rmd) was distributed through Ilias only and is not part of this repository. Every later bundle is published here.