Risk science
225 posts

Risk science
@RiskScienceInfo
This account provides information about risk science knowledge. From July 2025 it is to be incorporated in @terjeaven

A random variable is a measurable function on a probability space.

Economics is a science just like physics, but it is physics if matter could talk, and if molecules had will. Mill described it as the "inexact science", but Menger was better and explained the different aspects of the science -- exact laws, empirical realistic theory, and economic history (both contemporary [public policy] and in the past [history and development path]). And I side with Vlad Tarko and his invoking of Buchanan's position between science and philosophy.

The best statisticians and mathematicians of both XXst and XXist century have nothing but contempt for bayesianism. Sure, one can use bayesianism when one knows the prior exactly - which is basically never. Bradley Effron warns:

Academic success is 5% writing and 95% expertly procrastinating until the deadline pressure kicks in. 😆

Check out 'Seminal Ideas and Controversies in #Statistics' by Rod Little. A very interesting book, covering some of the most important papers published in the field, with Rod's personal view on them. I think it could spark a debate! routledge.com/Seminal-Ideas-… #DataScience



“Extremely rare”, like outside 95% interval for normal distribution. #bayesianism


Risk Management 101: 1. Identify potential risks 2. Assess the likelihood and impact 3. Prioritise key risks 4. Develop a strategy to prevent or accept the risks 5. Implement the strategy 6. Review regularly 7. Communicate to stakeholders RM 201: put it in a fancy heatmap



0.37 PERCENT That is the probability of a PGA Tour player hitting an approach from 197 yards to 2 feet or closer. Rory did it. On the 71st hole of the Masters. Tied for the lead. Going for the career slam.

📣 #IPCC is calling for nominations of authors for the Seventh Assessment Report! IPCC’s WG Co-Chairs explain how your contribution as an author or review editor can help shape the global response to #climatechange. 👉 bit.ly/3XJOb4F Submissions close 17 April

“The purpose of knowledge is action, not knowledge.” ― Aristotle

Unjustified assumptions of independence are the root of statistical evil.

A non-technical explanation of the difference between Risk and Uncertainty philadelphiafed.org/-/media/frbp/a… And this is a survey (technical) on the impact of uncertainty on the macroeconomy nber.org/papers/w26768 Visit my website for lectures on uncertainty sites.google.com/site/pabloague…