This paper demonstrates that the share of apprentices exhibits a relatively strong seasonal pattern. This means that statistics on the share of apprentices such as those presented in official publications differ substantially from the actual yearly mean if they are measured on a date close to...

This paper analyses the impact of replacing unskilled or semi-skilled employees by apprentices on establishment performance. We use representative matched employer–employee panel data and correct for different sources of estimation biases. We show that an increase of the proportion of...