In order to understand the correct situation in which to use the word affect or effect, the first thing one must do is have a clear understanding of what each word means. 1  Affect is usually used as a verb. It is an action word that means to produce a change in or influence something. 2  Effect is usually used as a noun.
Shear Factor. The distance a point moves due to shear divided by the perpendicular distance of a point from the invariant line.
Thus for any factor the MFC is the change in total amount paid for all units of that factor divided by the change in the quantity of that factor employed. A firm that wants to optimize its profits hires each factor up to the point at which its marginal factor cost equals its marginal revenue product (MFC=MRP). This article related to microeconomics is a stub.