This paper presents a non-technical overview of the recent investment literature with a special emphasis on the connection between technological progress and the investment decision. First of all, we acknowledge that some dramatic advances have been made in the 1990s in understanding and...

The paper analyses the applicability of vocational training and the earnings of apprentices using survey data from West Germany in 1979, 1985/86 and 1991/92. The applicability has decreased remarkably between 1979 and 1991/92. The objective of the analysis is a survey-data-based assessment of...