Keynes's 15-Hour Workweek Prediction

work

Keynes’s 15-hour prediction treated material needs as finite, assuming productivity would eventually buy leisure. It underestimated status competition: when success is relative, abundance can raise the standard everyone chases instead of reducing work.

Productivity was supposed to make the long workweek obsolete. Yet nearly a century after Keynes imagined a 15-hour week, the episode points to people working 60 hours instead.

E1

Productivity cannot satisfy a moving target

The prediction works only if people stop wanting more once their material needs are met. But status is not a fixed quantity you can finally accumulate enough of; it depends on how you compare with others. As productivity expands what people can earn and display, the reference standard can rise with it. More output then funds another round of competition rather than purchasing leisure—a dynamic captured by Status as a Zero-Sum Game.

E1

A failed forecast is not a law of work

The contrast between 15 predicted hours and 60 observed hours exposes a missing assumption, but it does not prove that status alone explains every long workweek. Material insecurity, workplace rules, and unequal access to productivity gains may also prevent people from choosing leisure.

E1

Name the finish line before earning more

Choose one concrete threshold for “enough”—an income, savings target, or standard of living—and decide in advance which future productivity gain you will convert into fewer working hours. Without a fixed threshold, comparison can quietly turn every gain into a higher baseline.

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