As a homeschooling father, I am no stranger to explaining our family’s choice to home educate our children:“Yes, they have…
The Magebook
Elizabeth Warren and AOC Get Everything Wrong about M&A
Arthur Schopenhauer once quipped that if it were constantly repeated with great solemnity, nothing was too absurd for people to…
Should Corporations Consider Any “Stakeholders” Other Than Shareholders?
CS Lewis, the famed author of The Chronicles of Narnia, once discussed the distinction between advancing ethics and advancing knowledge of facts.…
What Are the Secrets to Success for the CFA Course?
I passed Levels I, II, and III on my first try, and completed them all within the fastest possible time…
PerformanceAnalytics — An Indespensible Quant Tool for any Investor
I’m in the thick of our annual portfolio investment due diligence at work. Basically, this involves surveying all the potential…
How to Calculate the Sortino Ratio in Excel
Used in post-modern portfolio theory (PMPT), the Sortino Ratio punishes only downside risk relative to some required return (usually zero).…
NNET in R — A Quick Tour & Test
I spent some time today learning the nnet package in R. nnet makes building, training, and predicting with neural nets…
