People acting in their own self interest is the basis of the
A) principle of supply and demand.
B) principle of voluntary exchange.
C) real-nominal principle.
D) principle of scarcity.
Recall the Application about the decrease in the price of wool in the 1990s to
answer the following question(s). In the 1990s, the world price of wool decreased
by about 30 percent and prices have remained relatively low since then. In 2012,
an organization in New Zealand proposed that sheep shearing be added to the
Commonwealth Games and the Olympics as a spectator sport in an effort to
increase the awareness and the demand for wool. Recall the Application. If the
organization in New Zealand was successful in getting the Olympics to include sheep
shearing as a spectator sport, and this helped to raise the world price of wool, the
quantity of wool supplied would ________ because the market supply curve for wool is
________ sloped.
A) increase; positively
B) increase; negatively
C) decrease; positively
D) decrease; negatively