For example, a series of nutrition education classes, open to community members, would not be an example of a community level intervention. Such classes influence individual knowledge, attitudes, and behavior, not the larger social constructs encompassed by this level.
How is underutilization depicted on a production possibilities frontier? It is shown as a point underneath the current production possibility line, and the point shows that not all factor resources are being used and the output of farm and factory goods is less than what is possible
A production possibility frontier is used to illustrate the concepts of opportunity cost, trade-offs and also show the effects of economic growth. Combinations of the output of consumer and capital goods lying inside the PPF happen when there are unemployed resources or when resources are used inefficiently.