## De Econometrist

### De Econometrist takes a statistical look at the world.

**Is Chat GPT paving the way to a less intelligent society?**

By now, everyone’s used ChatGPT to look something up. Whether it was a quick refresher on a topic for class, or a check for any errors in your work, or to write a Sinterklaas poem, ChatGPT was there. At first, many, including my cynical self, were skeptical that...

## Fractals

In 1904, Swedish mathematician Niels Fabian Helge von Koch discovered a curve with finite area but infinite length. Later, one would call these fractals. We start with an equilateral triangle. On each edge, we find the middle third. On the outside of that middle...

## Infinite Series

An infinite series is a sum of infinitely many quantities. Series play a very relevant role in calculus and its generalizations such as functional analysis and discrete mathematics. Since summing infinitely many elements is hard to grasp, a better way to describe an...

## Data Analyseren? Wij hebben 6 petabyte voor je in de aanbieding!

Zorgen dat Nederland financieel gezond blijft. Dát doen wij. De Belastingdienst is 24 uur per dag, 7 dagen per week in beweging. Zo ook onze dataspecialisten die werkzaam zijn bij de FIOD, Toeslagen, de Douane óf bij het onderdeel Datafundamenten & Analytics...

## The Mandelbrot set: a hypnotising phenomenon

Although you may never have heard of it, you’ve most likely seen it before. It is, in my opinion, one of the most beautiful sets in mathematics you will encounter. The set I’m referring to is called the Mandelbrot set. The iterative function (I will later elaborate on...

## Past, Current and Future Macroeconomic Models

The Great Recession after the financial crisis gave rise to a lot of criticism of contemporary macroeconomic models. The standard modeling assumptions were severely challenged by scholars and policy makers, as they could not account for frictions in the financial...

## Pyramid Schemes

In the Netherlands, a famous slogan on TV is ‘Let op: geld lenen kost geld’ (watch out: borrowing money costs money). No money can be earned for free. With a pyramid scheme, however, people seem to defy these laws of finance and make money out of nothing. How does...

## How Netflix chooses which movie you watch next.

Different Home pages? We have all been there, scrolling through the Netflix home page while not being able to decide what movie or series to watch. Some movies seem interesting, but not enough to really dedicate your night to them. It is certainly a common issue that...

## Why bad movies are released at the beginning of the year

Looking to catch a movie this month? Chances are that the movie might disappoint you. In fact, apparently most movies which are considered bad tend to be released in January and February. To find out when bad movies come out, it is important to look when movies that...

## A breakthrough towards endless clean energy

On the fifth of December 2022, a group of researchers at the National Ignitions Facility (NIF) in the USA, conducted an experiment which released 3.15 MJ of energy while only using 2.05 MJ of energy [3]. During this experiment, heavy hydrogen atoms were fused into a...

## How to win Deal Or No Deal

Have you ever wondered whether there is a winning strategy when playing Deal Or No Deal? The game show might seem like a game of chance, as you choose a suitcase at random and are betting against a banker. However, the opposite is true: you can play according to a...

**The moving sofa problem**

Mathematics is undeniably beautiful in a certain way, providing us answers to many of life’s complex issues. It finds itself in all aspects of society, and has played a major role for thousands of years. However, despite our deep understanding, there are still many...

**Dunning-Kruger Effect**

How intelligent do you think you are? Can you accurately predict your own skill level or judge the intelligence of your ideas? In 1999, David Dunning and Justin Kruger, two social psychologists, discovered that people are exceptionally poor judges of their abilities,...

## The Four-Color Theorem

The Four-Color Theorem is a theorem that has its roots in graph theory. The theorem states that any planar graph can be colored properly with four colors. Here properly colored means that no two vertices of the graph that are connected are colored using the same...

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## The Editorial Staff

The editorial staff of De Econometrist currently consists of 10 members who form a close group. Together they form the Magazine Committee at VESTING. The group regularly meets to do fun activities. Below you can find out more about each of the 10 members. Click on one of the pictures to go to the page of a member.

“Let your smile change the world. Don’t let the world change your smile.” – Will Smith

## Casper de Vries

“Science is the only true guide in life.”- Atatürk

## Berke Aslan

“The best car in the world will not take you to the right place if you do not know where you want to go.”

## Deirdre Westenbrink

“New technology is not good or evil in and of itself. It’s all about how people choose to use it” – David Wong

## David Anthonio

”Time is the stuff life is made of, and how how you spend it makes all the difference” – Edward Thorp

## Simon Elgersma

“The roots of education are bitter, but the fruit is sweet” – Aristotle

## Patrick Jans

”If you cannot do great things, do small things in a great way” – Napoleon Hill

## Moesen Tajik

“All the world’s a stage, and all the men and women are merely players” – Shakespeare

## Lydia Nawas

“The world as we have created it is a process of our thinking. It cannot be changed without changing our thinking.” – Albert Einstein

## Quinten Huisman

“There are some things you can’t share without ending up liking each other, and knocking out a twelve-foot mountain troll is one of them.”