Jim rothstein

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Why is Africa so poor while Europe and North America are so wealthy?

A few years ago, two economics professors, Quamrul Ashraf and Oded Galor, published a paper, "The Out of Africa Hypothesis, Human Genetic Diversity, and Comparative Economic Development," that drew inferences about poverty and genetics based on a statistical pattern.<p>The world's most genetically …

Radical uncertainty: The importance of the things we do not know we do not know

There is a world of difference between low-probability events drawn from the tail of a known statistical distribution and extreme events that happen …

Interest Rates

An Introduction to Inference — koaning.io

<b>"The theory of probabilities is just common sense reduced to calculus."</b><p>Pierre-Simon Laplace<p>This document contains an introduction to probibalistic …

Unsupervised Learning with Even Less Supervision Using Bayesian Optimization

In this post on integrating SigOpt with machine learning frameworks, we will show you how to use SigOpt and XGBoost to efficiently optimize an …

Machine Learning

I am no good at math, but I read as much as I could of Knuth’s volumes just for the fun of it.

I am no good at math, but I read as much as I could of Knuth’s volumes just for the fun of it. What it did show me despite my lack of math …

Ethereum's Vitalik Buterin asks if Google, Apple and Facebook are threatened by blockchains

Vitalik Buterin, inventor of consensus computing system Ethereum, said a "blockchain blindspot" around the likes of Google, Facebook and Apple could …

Bitcoin, Schmitcoin. The Real Breakthrough is the Blockchain Behind It.

Lots of us are struggling to wrap our minds around that word “<b>bitcoin</b>.” We’re not quite sure what it is and why it’s a big deal, or if it’s just a …

Prevalence, predictors and economic consequences of no-shows

Abstract<p>Background<p>Patients not attending to clinic appointments (no-show) significantly affects delivery, cost of care and resource planning. We …