If you are a student in the discipline called Econometrics then you must have heard something along the lines of ‘Oh wow, that’s difficult’, followed by ‘I have heard that 1 in every 3 econometrics students will become a millionaire’. While I have since learned to...
The relevance of econometrics in the era of artificial intelligence
With the dawn of the digital age, our ability to gather and process data has increased exponentially, permeating practically every aspect of life. This evolution has amplified the growing significance and relevance of econometrics, a field dedicated to utilizing...
Are Our Climate Change Prediction Models Reliable?
On Monday, March 20th, the IPCC published a climate report with advice for policymakers. This advice is partly based on computer models, but criticism of these models is growing. To what extent do the assumptions made in these models accurately reflect our society?...
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...
Bayesian Statistical Inference
Statistical inference is the use of data analysis to say something about the probability distribution of the underlying data. A very common tool to say something about the likely distribution of data is the method of maximum likelihood. Here we make an assumption of...
Portfolio dynamics 101
A portfolio is a collection of financial investments like stocks, bonds, commodities, cash, and cash equivalents, including closed-end funds and exchange-traded funds (ETFs). People generally believe that stocks, bonds, and cash comprise the core of a portfolio....
Differential equations ODEs versus PDEs
Differential equations came paired with the invention of calculus and have been around for a long time. They are still the main study of a lot of mathematicians. Many famous mathematicians such as Newton, Leibniz, d’Alembert, Euler and Lagrange have made discoveries...
Investment lessons from Blackjack
It is a very simple game, one that most people are familiar with, “Blackjack” or “21’en” in Dutch. The rules are easy to remember and are easily learned by children. Since there is a gambling element in Blackjack, the probabilities and expectations can be analyzed....
“If you want to grow in your career, you should join Northpool”
Trisha Paul has been working as an Senior Energy Analyst at Northpool for five years now. She started straight after her study at TU Delft. "It was quite a shot in the dark from India but I was 22 years old so why not? I did my masters in climate economics so moving...
Diophantine equations
Diophantine equations are polynomial equations over the integers. These are useful in many fields of mathematics such as group theory and operations research.
Discovering the Frequencies in Financial Markets
Wavelet analysis stems from the 19th century when Joseph Fourier studied the heat equation. From his work, a foundation was set for Fourier transformations (FT). However, FT requires conditions such as stationarity of the data set and it only gives frequency...
The winners of the Nobel Prize in Economics 2021
On the 11th of October the Nobel Prize in Economics was awarded to David Card, Joshua Angrist and Guido Imbens “for their methodological contributions to the analysis of causal relationships”. Loosely speaking, these researchers are looking at ways to address several...
Simpson’s Paradox
In 1951 Edward Simpson published a paper discussing the interpretation of contingency tables. He discusses a phenomenon that is still occurring in today’s statistics. It is called after his own name, Simpson’s Paradox. An Example Simpson’s Paradox can be...
On predicting the future
Predicting the future is a hard concept to grasp. That is why this article aims to discuss some daily applications of predictions and dives a bit in to the world of forecasting.
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