Kitchen Fact: Cooked food stored in the refrigerator should be eaten in 3 to 4 days. After food is cooked, it should sit out at room temperature no more than two hours before being refrigerated to slow down bacteria growth. But once stored in the fridge, leftovers should be eaten up within three to four days because bacteria can still grow even at refrigerator temperatures. To help you remember how long something has been in the fridge, we recommend labeling it with the date it was cooked to help you keep track!
Opportunity cost is always measured by how much you give up of the next best alternative to get what you want. Opportunity Costs and Production Possibilities The production possibility curve illustrates the principle of opportunity cost for an entire economy.
Opportunity Cost. Share: In economics, âthere is no such thing as a free lunch!â Even if we are not asked to pay money for something, scarce resources are used up in production and there is an opportunity cost involved. Opportunity cost measures the cost of any choice in terms of the next best alternative foregone. 1  Work-leisure choices: The opportunity cost of deciding not to work an extra ten hours a week is the lost wages foregone.