# Paweł Dziewulski

> Personal website


## Pages

- [My co-authors](https://pawel-dziewulski.com/?page_id=172): In my career I have been blessed with most extraordinary people who had an immense impact on my personal and professional life. Below I present profiles of those with whom I grew the closest. Fruits of our cooperation can be found in the previous sections. If you would like to learn more about them and their work, feel free to visit their personal websites (links are provided next to their profiles). Roy Allen (Western University) Despite being from Ohio, Roy has been officially recognised as one of the best young Economists in Ontario (and there is a great number of [&hellip;]
- [About me](https://pawel-dziewulski.com/?page_id=156): A short bio I have been a member of the Department of Economics at University of Sussex since September 2018. I received my DPhil in Economics from University of Oxford. My research interests are focused on topics in monotone comparative statics and revealed preference analysis. However, I am also interested in, and have worked on, issues in theory of large games and general equilibrium. You can find my CV below. Media Non-academic interests I am interested the medieval history of Europe and the Middle East. In particular, I am fascinated with the relations between Byzantine Empire and Kingdoms of Outremer [&hellip;]
- [Working papers](https://pawel-dziewulski.com/?page_id=14): Eliciting the just-noticeable difference Summary. According to psychophysics, people are unable to discriminate between alternatives unless they are significantly different. I show how to elicit their preferences from their choices when this happens. This is the semiorder approach. (This version: June 2017.) Testing for production with complementarities (with John Quah) Summary. How to tell if the production function at your firm exhibits production complementarities? We develop an axiomatic characterisation of this hypothesis. (This version: September 2014.) The first draft of anything is shit. Ernest Hemingway (1899-1961)
- [Contact](https://pawel-dziewulski.com/?page_id=12): Email: p.k.dziewulski@sussex.ac.uk Address: Department of Economics Jubilee Building, Falmer BN1 9SL, Brighton United Kingdom
- [Publications](https://pawel-dziewulski.com/?page_id=11): Complete and in chronological order.* A revealed preference approach to approximate utility maximisation (2025): Journal of Economic Theory, 228. Summary. Nobody believes in the model of utility maximisation, but we do believe that it is a good approximation of how consumers make their decisions. I provide a comprehensive method for eliciting preferences when the individuals are &#8216;almost&#8217; utility maximising. Revealed preference and revealed preference cycles: A survey (2024): Journal of Mathematical Economics, 113, with Josh Lanier and John Quah. Summary. We discuss the importance of acyclicity conditions in the revealed preference literature. (Upon an invitation to the 50th anniversary issue [&hellip;]
- [About this website](https://pawel-dziewulski.com/): I am an Associate Professor in Economics at University of Sussex. I received my doctorate from University of Oxford. On this website you can find detailed information regarding my scientific research, personal interests, and materials intended for my students. I thought if you lost the glass you could fit right into one of those Guy Ritchie movies and be smoking with Jason Statham. One of my students after seeing the picture above.
- [Teaching](https://pawel-dziewulski.com/?page_id=2): Teaching materials All teaching materials are available on Canvas. Find the link below. Other materials Wikipedia entry on Monotone comparative statics, prepared with John Quah. Young man, in mathematics you don’t understand things. You just get used to them. John von Neumann (1903-1957) in response to Felix T. Smith who had said:&nbsp;“I’m afraid I don’t understand the method of characteristics.”


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