The following graph is the production possibility curve for a three-person economy, with workers Janna, Drew, and Karl.The slope of the PPC between points Y and Z is determined by ________ opportunity cost.

A. Kari's
B. Janna and Drew's
C. Drew's
D. Janna's

Answer: A

Economics

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At age 40, Joe is considering quitting his job and going back for a college degree. He needs two more years full-time. Tuition is $10,000 per year. He earns $30,000 per year. A college degree would raise his annual income by $10,000 per year

He will retire at age 70. Which of the following makes it more likely that Joe will decide to go back to college full-time? A) The rate of interest increases. B) The rate of interest decreases. C) The government enacts mandatory retirement at age 60. D) Tuition increases.

Economics

Given the information above, the demand is

a. unitary. b. indeterminate. c. elastic. d. inelastic.

Economics