Refer to the figure below. Which of the following could have caused the shift in the demand curve?
A) a decrease in the price of a substitute for Good Z
B) an increase in the price of Good Z
C) an increase in the expected future price of Good Z
D) a decrease in income if Good Z is an inferior good
A) a decrease in the price of a substitute for Good Z
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A decrease in the demand for pork chops will ________ the equilibrium price and ________ the equilibrium quantity of pork chops.
A) increase; decrease B) decrease; increase C) decrease; decrease D) increase; increase
Hominins pre-dating the Upper Paleolithic were incapable of symbolic or artistic expression
a. True b. False
Antigens __________
a. synthesize antibodies b. are comprised of immunoglobins c. are the foreign substances to the body d. are the same thing as T cells.
Biological sex is determined by which chromosome set?
a. 19th b. 14th c. 23rd d. 21st