An S4 class to declare a demand in the model

Slots

name

character. Name of the demand.

desc

character. Optional description of the demand for reference.

commodity

character. Name of the commodity for which the demand will be specified.

unit

character. Optional unit of the commodity.

dem

data.frame. Specification of the demand.

region: character. Name of region for the demand value. NA for every region.
year: integer. Year of the demand. NA for every year.
slice: character. Name of the slice for the demand value. NA for every slice.
dem: numeric. Value of the demand.

region

character. Optional name of region to narrow the specification of the demand in the case of used NAs. Error will be returned if specified regions in @dem are not mensioned in the @region slot (if the slot is not empty).

misc

list. Optional list of additional information.