---
title: "Swiss Fertility"
---

## Introduction

We examine the relationship between agriculture and fertility in nineteenth century Swizterland.

## Methods

We fit a robust linear model to provincial-level data, using methods "M" and "MM".

## Results

Here are the raw data and the fitted values:

```{r}
#| echo: false
#| out.width: 60%
knitr::include_graphics("out/fig_fitted.png")
```

## Discussion

Fertility was positively correlated with agriculture.
