Correlation is Charlatanism.

“…correlation is charlatanism” Photo: AP photo/Richard Drew “Anything that relies on correlation is charlatanism” is a great article. But is correlation charlatanism? Yes it is. But it is not for the reasons explained in the article. Here is why. Correlations are present everywhere. The concept of correlation is one of the key constructs of statistics,…

Investing Based on Systemic Analysis of Markets

Suppose that one wishes to invest in US public companies and eventually two candidate portfolios are available. Suppose that both portfolios are built on companies having a resilience that is higher than that of the entire system of US public companies. The plot below indicates the resilience and complexity of this system which comprises over…

Major Stock Markets: Is A Crash Imminent?

Over the past few months stock markets have been registering very positive performance. Some analysts claim the markets are in a bubble condition. Bubbles can emerge from cognitive biases, herd behaviour and involve positive feedback loops which accelerate bubble growth. The S&P, for example, has tripled since its low in 2009. Since the 1990s, the…