A country can get smaller without becoming immediately miserable. Its cities may be cleaner and less crowded, housing can become cheaper where demand has eased, scarce workers can earn more, and machines can take over unpleasant jobs while older adults remain healthy enough to work longer if they want to. For one lifetime, this may be a very good place to live. The comfort is real. The equilibrium is not.
There is a serious affirmative case for this future. Fewer residents can mean less pressure to build on farmland and habitat, lower demand for water and energy, and room to restore land no longer needed for expansion. Families without children may keep more time and income. Workers may gain bargaining power when employers cannot replace them easily. A smaller country can choose excellent public spaces, generous care, and high consumption per person rather than maximizing aggregate output.
The OECD argues that population decline can coexist with high living standards and can create opportunities for ecosystem restoration, digital service delivery, and more efficient land use. Those gains depend on policy and geography, and lower population does not automatically reduce every environmental burden: consumption per person, settlement patterns, and the energy system still matter. The benefits are real enough that contraction should not be presented as prosperity’s opposite.
Below-replacement fertility does not produce a smaller population and then stop; it produces another smaller generation. If fertility settles at 1.7, the rate may look almost normal beside 1.0 or 1.2, but without enough migration each generation remains smaller than the one before it. The society has not reached a new size. It has become good at contraction.
The practical skill is consolidation. A water network built for 100,000 residents still leaks when only 70,000 remain to pay for it, so a government can keep raising rates on the remaining households or retire a distant line and concentrate service closer to the center. The OECD’s work on shrinking regions describes this kind of adaptation: land-use plans stop assuming outward growth and public services move toward places that can support them.
A city that learned to shrink Yubari, Hokkaido, 2015. A former coal city that has been losing people for decades; public services move toward the places that can still support them. via Wikimedia Commons
Deciding what to keep
The choices arrive locally. A library branch opens only three days a week; a water district retires its most distant line; a municipal building is sold and its offices move to the regional center. None of these decisions has to be foolish or cruel. Often the alternative is fewer people paying more to maintain a worse version of what used to be there.
The contraction will be uneven because large cities can keep attracting young adults long after the national population begins to fall. Remote districts lose them first and then lose the births those young adults would have had. Between 2001 and 2021, nearly 40 percent of remote OECD regions shrank. A national population that looks almost stable can therefore contain towns already living several decades into this scenario.
Some places will adapt beautifully. Smaller settlements can become denser and better connected; autonomous transport or telemedicine can keep services within reach; immigration can slow decline where newcomers want to live; automation can let one worker run a facility that once required three. These tools tend to strengthen viable centers more easily than marginal places, which means the town already losing young adults is usually the one asked to consolidate first.
That need not mean abandonment. Municipalities can share schools, clinics, transit, and administrative staff; mobile services can reach residents who no longer live near a full facility. The difficult question is distribution. A regional plan can be efficient in total while asking an older person to travel farther for care, a disabled person to navigate a digital substitute, or a child to spend another hour on a bus. “Right-sizing” sounds technical because the losses have been aggregated before the meeting begins.
Prosperity while shrinking
Economic life can also remain surprisingly strong. Labor scarcity may raise wages and induce employers to automate routine work. A 2026 NBER working paper found lower birth rates associated with faster growth in output per working-age adult and more labor-saving patents across the settings it studied. Fewer births do not automatically make the people who remain poorer.
The paper also found no negative effect on aggregate output or earnings in its historical settings. That is a stronger contraction case than a simple warning about labor shortages allows. It is still not a forecast of indefinite prosperity under repeated decline: the study examines observed economies responding to changes in the supply of younger workers, not a society after five or ten successively smaller generations. Association across those settings does not settle the welfare, fiscal, care, or succession questions developed here.
A government can therefore report rising income per person while the population falls, and a company can produce more with each employee while selling into a smaller home market. Healthy older adults can retire later; AI may let a much smaller workforce maintain services that once required more people. If productivity rises quickly enough, material life could improve for decades.
That success may make the direction easier to accept. The library branch closes, but a mobile service brings books to the people who remain; a branch bank closes, but nearly every transaction has moved online. Each loss is compensated for well enough that there is little reason to call the whole arrangement a crisis.
Then another generation arrives smaller, and the next consolidation begins from a reduced base.
Managed decline can be humane, prosperous, and rational for a long time. That does not make it a third destination between contraction and renewal; it is the comfortable beginning of the contraction path. Over one lifetime, closing the least-used facility may simply be good government. Over many generations, the recurring decision about what to stop maintaining can become one of the civilization’s ordinary habits.
Citations
- Organisation for Economic Co-operation and Development, Shrinking Smartly and Sustainably: Strategies for Action, 2025.
- Organisation for Economic Co-operation and Development, OECD Regional Outlook 2023, 2023.
- Daron Acemoglu, David Autor, Keelan Beirne, and Andrew Scott, “Baby Busts and Growth Booms: Demographic Change and the Macroeconomy”, NBER Working Paper 35401, 2026.
- Organisation for Economic Co-operation and Development, “Demographic Change in Regions and Cities”, accessed August 27, 2026.