Gabriel Frahm

On the Validity of Regression Models

This work elaborates the connection between prediction and description in regression analysis. Many empirical studies aim at description, which requires a valid regression model. I show that regression models with a strong prediction power can be highly invalid and thus be inappr...

On the Validity of Regression Models

This work elaborates the connection between prediction and description in regression analysis. Many empirical studies aim at description, which requires a valid regression model. I show that regression models with a strong prediction power can be highly invalid and thus be inappr...

What Is Science?

This work addresses the demarcation problem by proposing an axiomatic approach to distinguishing science from pseudoscience. It builds on three simple and intuitive axioms that characterize a consistent demarcation criterion. Neither Popper's falsification criterion nor the verif...

What Is Science?

This work addresses the demarcation problem by proposing an axiomatic approach to distinguishing science from pseudoscience. It builds on three simple and intuitive axioms that characterize a consistent demarcation criterion. Neither Popper's falsification criterion nor the verif...

What Is Science? And What We Have Done to It with Hypothesis Testing

This work addresses the demarcation problem by proposing an axiomatic approach to distinguishing science from pseudoscience. It builds on three simple and intuitive axioms that characterize a consistent demarcation criterion. Neither Popper's falsification criterion nor the verif...