inherently unknown. This paper shows that a simple Bennet profit indicator is a superlative approximation of the LHM indicator … up to the second order by a quadratic functional form. We also show that the Luenberger and LHM-approximating Bennet …

Bennet cost indicator to study how the price and volume components of energy costs have developed over time. We then proceed … to analyze the contribution of energy to productivity in U.S. agriculture employing the Bennet-Bowley productivity … indicator. An important feature of the Bennet-Bowley indicator is its direct association with the change in (normalized) profits …