1) which of the following would an economist classify as capital? A) a $100 travelerâs check B) a new deposit of natural gas C) a government savings bond D) a police car 2) the discovery of new natural resources will cause A) the production possibilities curve to shift up and to the right B) the curve to shift back and to the left C) an upward movement along the curve D) the economy to move closer to the production possibilities curve 3) all of the following would cause the production possibilities curve to shift outward EXCEPT: A) a decline in the unemployment rate B) an increase in the level of capital stock C) an improvement in technology D) an increase in the amount of labor available