A supply shock is an ________ event that shifts the aggregate ________ curve.
A) external; supply B) external; demand C) internal; demand D) internal; supply
Question 2
Which of the following is NOT an example of technological progress?
A) the invention of the microwave oven
B) an increase in the labor supply as the result of population growth
C) the development of laser eye surgery
D) the development of smart phones