Economics (AS & A Level) · Oct / Nov 2021 · Paper 12 · Question 1

Line XX is the production possibility curve (PPC) of a worker picking peas and beans in a 10 hour working day. What could cause the worker's PPC to shift to the line YY?

1. Aa decrease in working hours to 8 per day and a machine that increases the worker's pea picking productivity
2. Ba machine that increases the worker's pea picking productivity only
3. Ca new work schedule where the worker spends 6 hours per day picking peas and only 4 hours picking beans
4. Da reduction in working hours to 8 per day only

As printed in the paper