Standard Data Envelopment Analysis (DEA) models consider continuous-valued and known input and output statuses for measures. This paper proposes an extended Slacks-Based Measure (SBM) DEA model to accommodate flexible (a measure that can play the role of input and output) and integer measures...

A detailed analysis of the German productivity development is indispensable for understanding, why Europe is lagging behind the US growth since the mid 1990s. In this paper a new and unique database is used to analyze the sources of German productivity growth since 1970. It is shown that...

A new legislation in the German electricity market requires the implementation of an incentive-based regulation within the next years. In such a regime either prices or revenuesare capped and grow with the inflation rate minus a factor, which accounts for productivitydifferences between the...

Given n independent and identically distributed observations in a set G with an unknown function g, called a boundary or frontier, it is desired to estimate g from the observations. The problem has several important applications including classification and cluster analysis, and is closely...

Bt cotton has been cultivated in China for the past 10 years. Limitations of previous studies analyzing the impact of this technology are the short time period considered and lack of panel data. In this paper, we present findings from monitoring 150 Bt cotton farmers in 2002 and 2005....

This paper raises several issues concerning productivity analysis. An attempt is made to demonstrate the usefulness of a micro-based approach to productivity analysis which challenges some basic assumptions of conventional analyses based on aggregate production functions. With the help of a...