What Every Choice Gives Up

Why it attracts me

Every choice closes some doors. I find decisions easier, and fairer to myself, when I can see which doors are closing and what lies behind them.

The idea

The real cost of a choice is not only what you pay. It is also the best alternative you gave up. Constraints, the limits on time, money, capacity or attention, decide which tradeoffs are on the table. Bringing them into the open sometimes shows that a "hard choice" was not hard at all, or that an option nobody considered beats both.

An example

The Queueing & Staffing Lab makes one tradeoff concrete. Requests arrive at random at an inspection desk. You set the demand, how long each job takes and how many inspectors are on duty, and the lab shows what share of requests are answered within the target wait, along with the fewest inspectors that reach 90 percent. With too few, the line never settles. Past the goal, the lab notes that "each extra one helps less." The question stops being "more staff or fewer?" and becomes "what is one more minute of waiting worth, compared with one more person?"

Where it connects

What a choice gives up matters most when the choice cannot be undone, which is the subject of Early Choices That Are Hard to Undo. In factories, the one limit that holds everything else back is the subject of Finding the Real Bottleneck. And at home, Being There Versus Achieving More asks what attention spent on achievement costs the people I love.

Questions I'm still exploring

• Which costs of my current path am I not counting at all?
• When does a limit help, by forcing a clearer or more creative choice?
• How should I weigh costs I can measure against ones I cannot?

Sources and further reading

• Eliyahu M. Goldratt and Jeff Cox, The Goal (North River Press, 1984) — A novel that introduces finding and managing the one constraint that limits a whole system.