When the PPF bowed outwards, the resources are specialized and cannot be interchanged and when slope of PPF is straight line, there is complete interchangeability of the resources.
The Production possibility frontier is an economic curve that illustrates the amounts of two products that can be produced while both of them depend on the exhaustible resources.
The slope of the PPF curve explains an opportunity cost of a production.
In conclusion, when the PPF bowed outwards, the resources are specialized and cannot be interchanged and when slope of PPF is straight line, there is complete interchangeability of the resources.
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