Suppose Pam decides to bake bran muffins. Which result would be a cost?
Pam will get to eat more muffins. She can make more bran muffins than apple muffins. Pam will give up the chance to eat apple muffins. She thinks apple muffins are tastier than bran muffins.
Pam is deciding whether to bake apple muffins or bran muffins. She wants the muffins to be tasty. But she also wants to make a lot of muffins.
Before you decide to do something, it is often helpful to list costs and benefits.
Costs are what you give up or spend when you decide to do something. Costs involve giving up things that you want or need.
Benefits are what you gain or save when you decide to do something. Benefits involve gaining something that you want or need.
This result is a cost. It involves giving up or spending something that Pam wants or needs:
Pam will give up the chance to eat apple muffins. She thinks apple muffins are tastier than bran muffins.