This is a data set on the business statistics of 248 branches of a car glass service company in 2015.
data.windscreen
A data frame with 248 observations on the following eight variables:
screen | number of windscreen replacements in the branch. |
foreman | foremen employed in the branch. |
assist | assistants employed in the branch. |
f.wage | foremen's average wage in the branch. |
a.wage | assistants' average wage in the branch. |
f.age | foremen's average age in the branch. |
a.age | assistants' average age in the branch. |
capital | total value of machines used for windscreen replacement in the branch (in euro). |
In Auer et al. (2024, Chap. 20) these hypothetical data illustrate the use of two stage least squares estimation with instrumental variables.