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Articole: 82
  1. Reflections on Research

    Unlike most of my posts, this one is very personal.

  2. A Better Way to Schedule Vaccinations

    Over the past months, eligibility for COVID-19 vaccination has expanded, and it was recently announced that all Americans are now eligible.

  3. How Useful is Pooled Testing?

    In a previous post, I wrote about several strategies for reducing turnaround times for COVID tests.

  4. Reducing Turnaround Times for COVID Tests

    COVID testing is a key tool for fighting the virus.

  5. Centralized Registration for COVID Vaccines

    The Power of Pooling One of the central lessons from the waiting time unit of my operations management course is "the power of pooling"1: a single centralized system can result in lower waiting times than many independent systems.

  6. Why Are Waits So Long At High Utilization?

    One of the units in my operations management course is on variability and waiting time.

  7. Bottleneck Analysis through Laundry

    "Find the bottleneck, and address it!"

  8. Why "Margin of Error" is a Misleading Statistic

    Many people have had their eyes on election polls recently.

  9. IID Prophet Inequalities

    Last week I had the pleasure of seeing Nikhil Devanur present Static pricing for multi-unit prophet inequalities, which is joint with Thodoris Lykouris and Shuchi Chawla.

  10. Static Pricing for Multi-Unit Prophet Inequalities

    On Tuesday, I had the pleasure of seeing Nikhil Devanur present Static pricing for multi-unit prophet inequalities, which is joint with Thodoris Lykouris and Shuchi Chawla.

  11. Why Do Expensive Products Get Worse Ratings?

    Motivation Several years ago, I was looking for speakers on Amazon.

  12. Optimizing for Students

    Increasingly, priorities viewed as design lever.

  13. An Analogy Between Matching and Queueing, Part I: Modeling Approaches

    I often find myself explaining stable matching to researchers who have little background in matching, but are familiar with queueing theory.

  14. Deferred Acceptance is Unpredictable

    In February 2019, the Brookings Institution published The Opportunities and Risks of K-12 Student Placement Algorithms, which includes the following quote: Even if DA algorithms are relatively simple, predicting how student assignment policies will affect…

  15. Rationing Medical Supplies

    Overview The Coronavirus pandemic has resulted in a need to ration scarce medical supplies.

  16. How Can You Move Back on a Waiting List?

    Changes to School Admissions in NYC New York has made some recent changes to their middle and high school admissions process.

  17. Should Nate Silver Bet on his own Predictions?

    The Proposal My friend Shengwu Li pointed me to the following (eight year old) Marginal Revolution blog post titled “A Bet is a Tax on Bullshit.”

  18. Running in Circles

    Prologue: Running in Graduate School The motivation for this post comes from my time in graduate school.

  19. Should Grants be Awarded by Lottery?

    Motivation Many researchers rely on grants to fund their work.

  20. What do Toilet Paper and License Plates Have in Common?

    My research usually starts from the premise that there is a shortage of some item, which triggers the need for an allocation policy.

  21. Long Lines at the Polls

    Before COVID-19 took over, the hottest news story was the 2020 Democratic Presidential Primary.

  22. A Visual Approach to Optimal Orders

    The final unit of my operations course is on inventory management.

  23. Should Government Programs be Means-Tested?

    Today, we’ll address a question that comes up frequently in policy discussions: whether government programs should be means-tested.

  24. How Valuable is an Offensive Rebound?

    Motivation This fall, I started playing basketball with other junior faculty members.

  25. Are Cramped Quarters on Planes a Safety Hazard?

    Continuing on a theme from yesterday’s post, let’s stick with the airline industry.

  26. Biometric Scans at Airports: Where is the Bottleneck?

    In the past year, Delta has rolled out biometric boarding for international flights from Atlanta, Salt Lake City, and my home airport of Minneapolis/Saint Paul.

  27. Why You Should Bet on Favorites

    Today’s post is about a topic that caught my eye during my first year of graduate school: inferring win probabilities from betting lines.

  28. The Devilish Details of H1B Visa Lotteries

    Today I'm writing about a process that many of my friends from graduate school have faced: the lottery for H1B visas.

  29. LeBron James, Coupon Collector

    Last night, LeBron James became the first player to have a triple double against all 30 NBA teams.

  30. NFL Strategy: Going for 2

    Setting the Scene Your team is down 14 points, and scores a touchdown with four minutes left to pull within 8.

  31. How to Raise Money for Your Startup

    \(\newcommand{\fbar}{\overline{F}}\) \(\newcommand{\E}{\mathbb{E}}\) 1 Motivation At INFORMS, I saw a talk by Jingxing (Rowena) Gan, about her paper Inventory, Speculators, and Initial Coin Offerings (joint with Gerry Tsoukalas and Serguei Netessine).

  32. Do Target Date Funds Make Sense?

    Motivation A common piece of investing advice goes as follows:1 Stock-based funds have higher long-term return potential but also have relatively high volatility.