Simpson's paradox

Quantum Simpsons Paradox and High Order Bell-Tsirelson Inequalities

The well-known Simpson’s Paradox, or Yule-Simpson Effect, in statistics is often illustrated by the following thought experiment: A drug may be found in a trial to increase the survival rate for both men and women, but decrease the rate for all the subjects as a whole. This paradoxical reversal effect has been found in numerous datasets across many disciplines, and is now included in most intro...

A Regression Paradox for Linear Models: Sufficient Conditions and Relation to Simpsons Paradox

An analysis of customer survey data using direct and reverse linear regression leads to inconsistent conclusions with respect to the effect of a group variable. This counterintuitive phenomenon, called the “regression paradox,” causes seemingly contradictory group effects when the predictor and regressand are interchanged. Using analytical developments as well as geometric arguments, we describ...

Paradox and Relativism

Since the time of Plato, relativism has been attacked as a self-refuting theory. Today, there are two basic kinds of argument that are used to show that global relativism is logically incoherent: first, a direct descendent of the argument Plato uses against Protagoras, called the peritrope; and, second, a more recent argument that relativism leads to an infinite regress. Although some relativis...

Marge Simpson, blue-haired housewife: defining domesticity on "The Simpsons".

Paradox in Project-based Enterprise: What Paradox?

A recent article in the California Management Review portrays independent film companies (and similar project-based enterprises) as a paradox for contemporary strategic management theory. Specifically, DeFillippi and Arthur, the authors of Paradox in Project-Based Enterprise, make the observation that “...in the film making example, no capital investments convert to fixed assets, no revenues ar...