ocr: Introduction What we are concerned with here is the way in which ditterent costs will react toc changes in volume. That is, we wish to differentiate between fixed costs- those whose aggregate costs are unattected by changes in activity - and variable costs - those whose aggregate costs change in direct proportion to changes in activity. Kemember, we are considering these costs from the point of view of an ndividual deciding on the viability of the proposal rather than from the point of view of the licensing company. In our Geromino example the E100 a week charge to the licensing company should ...