Which of the long terms is used for what you lose when using resources for something else

Why did the athenians choose officials by lottery? would there be drawbacks to this method? explain.

What are the relation of community dynamics and community action to applied social sciences?

Suppose you are a freshmen in college and you have not declared a major. one reason you enrolled at your respective college was the school's vibrant social life. at the same time, you want to balance your academic life because you know that your grades will matter for graduate school or job applications.you decide to forgo partying for two hours to study for an upcoming economics exam. in your first semester's principles of economics class, you learn that the enjoyment you would have received from partying is an example of a(n)