Get the levels for an aggregation structure

Get the hierarchical list of levels for an aggregation structure. It is an error to try and replace these values.

Usage

# S3 method for piar_aggregation_structure
levels(x)

Arguments

x

A price index aggregation structure, as made by aggregation_structure().

Value

A list of character vectors giving the levels for each position in the aggregation structure.

See also

Other aggregation structure methods: as.matrix.piar_aggregation_structure(), update.piar_aggregation_structure(), weights.piar_aggregation_structure()