This paper examines the effectiveness of advertising in the fast-growing Greek processed meats sector using an unbalanced panel data set of 34 firms during the period 1983-1997. In analysing the relationship between firms' sales and advertising this study differentiates between the type/content...

This paper captures the relative contributions of input growth, technological change and technical efficiency to olive oil production growth for a panel data set of 125 Greek olive-growing farms for the period 1987 to 1993. A flexible generalized quadratic Box-Cox functional form is proposed to...

This paper provides a theoretical explanation for the sensitivity of technical efficiency measures to the choice of functional specification in stochastic production frontier models. It is shown that inappropriate functional specifications translate into a misspecification in the conditional...