get_species_codes       Available species in 'woodValuationDE', their
                        codes, and parameter assignments
harvest_costs           Harvest costs per cubic meter skidded volume
vol_assortment          Relative volume share of different assortments
vol_salable             Relative share in the volume over bark that is
                        salable
vol_skidded             Relative share in the volume over bark that is
                        skidded
wood_net_revenues       Net revenues for wood volumes over bark
wood_revenues           Wood revenues per cubic meter salable volume
wood_valuation          All steps of the monetary valuation of wood
                        volumes over bark
