Nick Arnosti on b

Student Optimal Stable Matching – AER 2009.

In the past year or two, I have gotten more into running.

Earlier this month, I had a conversation with a reporter for the Toronto Globe and Mail, Canada’s newspaper of record.

I just attended MATCHUP 2026 in Paris.

Best Paper Stochastic optimization and coupling.

This post collects a few papers on dynamic matching.

In a previous post, I looked at scores from the National Assessment of Educational Progress (NAEP), which is a set of tests administered every two years.

As an educator, I hear it all the time.

Yesterday, I attended a presentation where I learned various facts about the undergraduate student body in the College of Science and Engineering at the University of Minnesota.

Kelsey Piper

Kelsey Piper

As an educator, I hear it all the time.

In my previous post, I described the lottery for the Western States Endurance Run, which uses a weighted lottery to allocate \(m\) identical prizes among \(n\) participants.

Running Marathons and Ultramarathons This year, I ran my first marathon!

Saint Paul just approved an increase in property taxes to provide an additional $37 million per year for public schools.

A key idea from calculus – used frequently in optimization – is that we can use linear functions to locally approximate complicated non-linear functions.

The number \(\sqrt{2}\) is famously irrational: it cannot be expressed as a fraction (ratio of two integers).

My wife is a middle-school math teacher, and this spring, she is teaching geometry to some of her students.

In

Ashlagi, Kanoria and Leshno Azevedo and Leshno This is really from my paper “Lottery Design for School Choice.”

In

Ashlagi, Kanoria and Leshno Azevedo and Leshno This is really from my paper “Lottery Design for School Choice.”

I recently wrote about a flawed analysis of the hot hand in shooting data, which revealed some potentially counter-intuitive phenomena involving coin flips.

Although I am not as invested in professional sports as I used to be, I still enjoy following along, and sometimes get a chance to put some math skills to use.

Harry and Tom decide to play a game.

I recently attended MATCH-UP 2024 at Oxford, where I saw Julius Goedde present the paper “Pricing in markets without money: Theory and evidence from home exchanges”.

This post is about using data to detect bias in systems that allocate public resources.

Suppose you are playing Bingo.

I’m enjoying EC this week, and had two thoughts.

Mortgages are confusing!

Today, my wife and I dropped my daughter off with grandma, so that we could have a “date morning.”

Note: this post is closely related to my video The Virtues of Random Priority and blog post Famous Open Question Resolved… since 2014?!?!

I recently got the opportunity to play the game “Great Zimbabwe.”

One of the most elegant matching algorthms out there is the Top Trading Cycles algorithm, introduced by Shapley and Scarf in their 1974 paper “On cores and indivisibility”, and attributed to David Gale.

Introduction There have been a number of attention-grabbing advancements in the AI space recently, including large language models (i.e.

Note: this post assumes knowledge of the definition of stability in two-sided matching markets.

Motivation Suppose I have a set of objects to give away.

In this post, I want to share a paper that I learned about at EC 2023 in July: Feature Based Dynamic Matching, by Yilun Chen, Yash Kanoria, Akshit Kumar, and Wenxin Zhang.

I recently read the working paper “Design on Matroids” by Isa Hafalir, Fuhito Kojima, Bumin Yenmez, and Koji Yokote.

I recently read the working paper “Efficient Market Design” by Isa Hafalir, Fuhito Kojima, and Bumin Yenmez.

Motivation One recent trend in hiring is for companies to use machine learning models to sort through piles of job applications.

One of the delights of being married to a teacher is vacationing together over the summer.

New York City faces a lawsuit alleging that its “Community Preference” policy creates a disparate racial impact.

The New York Post recently reported on a “lottery glitch” in the application process for New York City Public Schools.

Today I’m writing about the allocation of H2B visas.

New York City faces a lawsuit alleging that its “Community Preference” policy creates a disparate racial impact.

New York City faces a lawsuit alleging that its “Community Preference” policy creates a disparate racial impact.

I’ve decided to try a video blog!

The 10th Mountain Division Huts in Colorado are amazing.

I was recently looking at the page of the Minnesota Fringe Festival.