Skip main navigation

The value of Non-randomized policy experiments

A carefully designed and well-executed randomized control trial minimizes the selection problem and greatly helps researchers in their search of causality. But this does not mean that the use of …

Closing Remarks

I hope you enjoyed the course (I certainly did!), and would like to thank you for being part of it. Further Learning If you are interested in learning more about …

Certainty, Severity, and Celerity

A series of examples in which an increased probability and severity of punishment deter would-be criminals from offending. However, there is an important dimension of punishment that has been relatively …

Course Summary

During the last six weeks, we have seen contributions made by economists in understanding our crime problems. Economists use the rational choice model of crime to explain why people commit …

A tale of two experiments

The rational choice model (as well as common wisdom) tells us that frequent preventive police patrol should deter potential criminals from offending by increasing their perceived likelihood of apprehension and …

Housing and Crime

How does one’s place of residence affect his criminal risk? Crime data show that a lot more crimes take place in socially and economically disadvantaged neighborhoods than their more affluent …

Design your own research question

Think about your own research question. Think about which data and empirical methods you will use to answer that question. How do you plan to recover a causal relationship from …

Summary of Week 5

This week, we saw how crime may be influenced by policy measures other than police and prison. Government policies on public education and alcohol use regulation can have important consequences …

Welcome to Week 6

Do you know of any randomized policy experiment that took place in your city and/or country?

Did Legalization of abortions reduce crime?

In their highly influential (and controversial) study, economists John Donohue and Steven Levitt argue that the legalization of abortion in the United States in the early 1970s caused a big …