Set goods (or services) and their attributes

Usage

clue_goods(scene, name, excluded = NULL, match = "exact", demand = NULL)

scene: scene(1)
the CLUE scene to which to add a good.
name: character(1)
name of the good.
excluded: character(.)
land types from which the good is excluded to be produced.
match: character(1)
the type of match for this good, either "exact" (the default), "minimum" (the demand indicated is the minimum demand that needs to be achieved, any overshoot is accepted) or "maximum" (the demand indicated is the maximum that may be reached, any undershoot is accepted).
demand: data.frame
table of when, where and how much of the good is produced. Must have names year, region and amount.