Refer to the information provided in Figure 27.1 below to answer the question(s) that follow. 
Figure 27.1
-Refer to Figure 27.1. An aggregate demand shift from AD2 to AD1 can be caused by
Definitions:
Harem
A social structure in some species where one male mates with multiple females, excluding other males from mating with them.
Resource Defense Polygyny
A mating system in which males acquire and defend territories rich in resources that are attractive to females.
Grevy's Zebras
A species of zebra distinguished by its large ears and narrow stripes, known for its conservation status and social behavior.
Water Sources
Locations or objects from which water can be obtained, including natural sources like rivers and lakes or man-made systems.
Q84: If a new governmental policy decreases unemployment
Q105: Rising output coupled with falling prices is
Q120: When you keep your savings under your
Q130: Between the second quarter of 2006 and
Q147: The Federal Reserve's policy to _ means
Q176: If the economy is on the steep
Q183: The views of the new classical economists
Q189: The Gramm-Rudman-Hollings Act was passed by Congress
Q194: If _ equilibrium output _, the price
Q259: Explicit contracts help explain the existence of