The Cost You Cannot See

Written by Studio AM.

An afternoon can hold only so much. When you choose one activity, other uses of that time become unavailable. When you spend a dollar on one thing, you forgo whatever else that dollar could have bought. Economists call this hidden price the opportunity cost: the value of the best option you did not take.

What makes opportunity cost slippery is that it never appears on a receipt. The money you paid is visible and easy to count. The trip you did not take, the skill you did not learn, the rest you did not get, leave no trace, so the mind tends to ignore them. To identify the opportunity cost, compare those possibilities and select the most valuable realistic alternative. Do not add together every activity you could have chosen. A purchase that seems cheap may be expensive once you account for the better use of the same resources, and a free activity is never truly free if it consumes time you valued more elsewhere.

Thinking in terms of opportunity cost changes the question we ask. Instead of wondering whether something is worth its sticker price, we ask whether it is worth more than the next best thing we could do instead. This is a harder question, because it forces us to name what we are giving up. It makes the comparison more explicit. Resources are limited, and the real cost of having anything is the most valuable thing we surrender to get it. For example, an inexpensive trip may not be worthwhile if it uses the only weekend you could spend with a close friend. The comparison depends on your priorities and the alternatives actually available.

Questions

Choose an answer. The explanation appears after you answer.

  1. Question 1 of 5

    What is the main idea of the passage?

  2. Question 2 of 5

    Why does the passage say opportunity cost is 'slippery'?

  3. Question 3 of 5

    How does opportunity cost change the question we should ask about a choice?

  4. Question 4 of 5

    In this passage, "forgo" most nearly means:

  5. Question 5 of 5

    According to the passage, how does the money paid for a purchase differ from its opportunity cost?

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