I occasionally read Howard Marks’s memo, and in my recent infrequent visit, I have constantly encountered him citing Marc Lipsitch, Professor of Epidemiology at Harvard, that (in Lipsitch’s covid research and in Marks’s money making)...

I took this seminar class on Large Deviation Principle (LDP) by Sumit. I summarize some following results that I personally think most relevant (to what I am doing now). Most results are from the book...

M asked me a question which essentially looks like this: In a mediation model a and b are regression coefficient through the mediation path, and the final quantity of interest is therefore the product $ab$....

On January 18 2020, the pre-pandemic era, when the stock market in both US and China was still busy celebrating their phase-one trade deal, I saw this news in the China section of BBC which...

On the brighter side, Ronald Reagan was 21 and looking for work in 1932, one of the worst years of the Great Depression, who later said "To be young in my generation was to feel that your future had been mortgaged out from under you, and that's a tragic mistake...

Today I was looking into my citation profile. And when I checked self-citation, I noticed a Nature article that baldly claimed “Men cite themselves more than women do…The apparent trend has been on the rise...

So I have stayed in my room for more than three weeks, and by stay in the room I mean strictly staying in the room without even touching the knob of the outdoor once –...

Let’s recall the eight-school example– the posterior distribution of the school effect is essentially indistinguishable from 0, which by and large says there is little school-specific effect.

A good Cauchy

Probably not. "Just accept that it's really hard to know"--Jerome Powell.

Is there anything we (statisticians) can still learn from Quantum Physics under a classic probability framework?

As a Bayesian statistician, I almost love the use of the word “uncertainty” as if that manifests my expertise in inference–until recently someone talks to me that they will stop talking to me as there...

I mostly only write statistics stuff on this blog. In part it is understandable why sparsity is desired – such that we only have statistics in our life, and no more worries about how to...

I came up with this random thought when I was sitting in Andrew’s class this afternoon (as a TA). In order to emphasize why Bayesian is different, Andrew listed a few alternatives for data analysis,...

I saw a visualization of wealth distribution in the 2019 Credit Suisse Global Wealth Report (https://www.credit-suisse.com/about-us/en/reports-research/global-wealth-report.html)