Afkortingen
TO = Totale opbrengst
MO = Marginale opbrengst
GO = Gemiddelde opbrengst
TK = Totale kosten
TCK = Totale constante kosten
TVK = Totale variabele kosten
GTK = gemiddelde totale kosten
MK = Marginale kosten.
TO = p x q
MO = Verandering TO : verandering q
GO = TO ; q
TK = Tvk + Tck
GTK = Tk : w
MK = Verandering TK : verandering q
TW = TO - TK of (GO - GTK) xq
Maximale winst --> MO = MK
Break-even --> TO = TK of GO = GTK