: Not exactly a linear relationship, but rather exponential (ie, after growth reaches saturation, when no matter how much the result of a hyperlink is not improving) or vibrational (first increase then decline, then growth is possible again). Level of desired growth is important - from this and depends on the budget.
And yet, if you look at the experience of the consumer market, we must remember that in the short-term prospects given the higher growth in average things (ie understandable to the greatest number of consumers). Progress outstanding items will require much more time.
I do not know how it applies to the art market, but I think the border is heavily worn.
Regarding the promotion of one of many equal - when there is no possibility to become the first in its category (well, late for a couple of hundred years

) then you must create a new category and it be the first. This is well illustrated in the review of trends in contemporary art from the esteemed
LCR