The ratio definition of efficiency has the form of a productivity measure. But the weights are endogenous variables and … they do not function as weights in a productivity index proper. It is shown that extended Farrell measures of efficiency … can all be given an interpretation as productivity measures as observed productivity relative to productivity at the …

negatively. The study also shows the effect of farm size on productivity. …

Variable Factor Productivity (TVFP) and bias of technical change are estimated and illuminated using figures for isoquant maps …

productivity ; capacity utilization ; aggregation ; panel data …

Productivity is influenced by several firm-level factors, often latent. When unexplained, this latent heterogeneity can … lead to the mismeasurement of productivity differences between groups of firms. We propose a flexible, semi …-specific productivity determinants. We establish the performance of the proposed methodology through a Monte Carlo analysis and estimate …