Gordon Tullock has been one of the most important founders and contributors to Public Choice. Two innovations are typical “Tullock Challenges." The first relates to method: The measurement of subjective well-being, or happiness. The second relates to digital social networks such as Facebook,...

Most equivalence scales which are applied in research on poverty and inequality do not depend on income, although there is strong empirical evidence that equivalence scales in fact are income dependent. This paper explores the consistency of results derived from income independent and income...

Empirically analyzing household behavior usually relies on informal data preprocessing. That is, before an econometric model is estimated, observations are selected in such a way that the resulting subset of data can be assumed to be sufficiently homogeneous with respect to the specific research...