model where a country must choose between producing plastic

model where a country must choose between producing plastic products and food products. Please answer questions 19 -20 based on this model. Food products Plastic products 19. A movement from Y to Z a. is the result of advancements in plastic production technology b. is the result of a decrease in preference for food products. c. represents an increase in the demand for plastic products. d. is the result of advancements in food production technology e. is the result of advancements in both food and plastic production technology 20. Consider the following events: A. an increase in the unemployment rate B. a decrease in a nation\'s money supply C, a war that kills a significant portion of a nation\'s population ch of he events listed above could cause a movement from Y to w a. A, B, & C b. A & B only c. A&C; only d. A only e. C only

Solution

1) Solution: is the result of advancements in plastic production technology

Explanation: An increase in overall supply of inputs or a technological advancement in plastic production technology will result of shift out of PPF.

2) Solution: c only

Explanation: A PPF can shift in when the society loses resources