Grini, Håkon; Johnsen, Magnus Berglund; Vigtel, Trond C. - 2021
applied. In this paper, we derive a decomposition of the weighted mean that is rooted in functional analysis. Our proposed … decomposition is easy to employ and interpret, and we show that it satisfies the difference counterpart to the index number time … compositional effects from the proposed decomposition and the Bennet decomposition is substantial, and for some industries, the …