The model that economists use for illustrating the process of individual choice in a situation of scarcity is the sometimes also called the opportunity set, a diagram which shows what choices are possible.

consumption set
budget constraint
original budget
income cap

Classify each action depending on whether it will meet or fail to meet the goals of the organization. a group of students form a healthy earth club at their school. their goal is to limit their school’s impact on human-led climate change. they brainstormed a list of actions they can take to meet this goal.