Basic income and rents: the strongest objection

Among the objections to basic income there is one supporters tend to avoid, and whoever raises it is right to: it is the most solid.

If you raise everyone's disposable income in a market where the supply of an essential good is inelastic, part of the increase does not stay with the people who receive it. It ends up in the price of that good. And the essential good with the most inelastic supply, in every European city, is housing.

The mechanism

The reasoning is elementary and that is precisely why it is hard to dismantle.

In a city, the number of rental dwellings at any given moment is essentially fixed. Building more takes years, permissions and land. In the short run supply does not respond to changes in demand.

If every tenant in that city suddenly receives a few hundred euros more a month, their willingness to pay rises. The dwellings stay the same. The predictable result is that rents rise, and part of the basic income transfers from tenants to landlords.

This is not theoretical speculation: it is an effect observed with housing allowances in several countries, where studies have found that a share of the public subsidy translates into higher rents rather than greater spending capacity for households.

Why the standard answer is not enough

Supporters of basic income usually reply that the effect would be attenuated because basic income is universal, and therefore not concentrated on a specific market segment.

There is something in that: a subsidy aimed only at low-income tenants produces an increase concentrated in the lowest segment, where landlords know exactly how much more they can ask. A universal transfer is more diffuse.

But it is not enough, for two reasons.

The first is that the propensity to spend on housing is not uniform. People on low incomes devote a much higher share of every additional euro to accommodation. A basic income, being the same for everyone, weighs proportionally more on people who earn little, and therefore concentrates anyway, in terms of its effect on housing demand, on the tightest segment.

The second is that a basic income changes mobility. People who cannot afford to live alone today might do so, increasing the number of households at constant population. In rental markets it is households that count, not people: more households means more demand.

How much would be absorbed

Here honesty requires saying that we do not know.

The available studies concern targeted subsidies, not universal transfers, and estimates vary considerably with the rigidity of local supply. A city with tight planning constraints and scarce land would absorb a larger share than a city with room to build.

Anyone asserting the effect would be negligible has no evidence. Anyone asserting that a basic income would end up entirely in landlords' pockets has none either: that would mean tenants have no bargaining power at all, which is untrue even in the tightest markets.

The defensible position is intermediate and uncomfortable: a significant share would be absorbed, the more so the more inelastic local supply is. And this is not an argument against basic income. It is a decisive argument against the idea that basic income suffices on its own.

What has to sit alongside it

The practical consequence is that a serious basic income proposal must arrive accompanied by housing policy. Not as a garnish: as an integral part.

Increasing supply is the structural answer and also the slowest: planning reform, public housing, bringing empty stock back into use. None produces effects within a year, and that is precisely why it has to start before, not after.

Regulating rents is the fast answer and the most contested. Rent controls have documented side effects on maintenance and long-run supply, and economists disagree sharply about them. A more limited version — caps on increases within existing tenancies — is less distortive and would moderate the immediate transfer effect.

Taxing land rent is theoretically the most elegant answer. If the value of urban land rises because of a public transfer, part of that increase can be recovered fiscally. It is an old idea, supported by economists of opposite persuasions, and politically resisted by whoever owns.

A point that turns the objection round

It is worth noticing something the objection, in its strength, reveals without meaning to.

If it is true that a substantial share of any increase in household income ends up in rents, then this is already happening, and not only with basic income. It is happening with every pay rise, every bonus, every support measure.

In other words, the objection does not describe a flaw in basic income: it describes a feature of European housing markets that renders any redistributive policy ineffective. That is a problem that exists today and gets far less attention than it deserves.

Anyone raising the objection against basic income, and not against collectively bargained pay rises or tax rebates, is applying a valid argument selectively.

One figure that shrinks the problem and one that enlarges it

Two empirical considerations help set the objection in proportion.

The one that shrinks it concerns home ownership. Across much of Europe a majority of households live in a dwelling they own, though the proportion varies enormously between north and south. For those households the rent effect does not exist and the basic income stays entirely available. The problem therefore affects a minority — a large one, and concentrated precisely among the young and low earners.

The one that enlarges it concerns geography. Absorption is not uniform: it is greatest where supply is tightest, that is in large cities, and least in inland areas where empty housing is abundant. A uniform basic income would therefore have very different real value depending on where you live, and would tend to be eroded exactly where the cost of living is already highest.

That suggests a territorial policy consequence rarely considered: a basic income equal for everyone, in a country with enormous differences in housing costs, also creates an incentive to live in cheaper areas. For regions losing population it might be the only repopulation policy that has ever worked — and for the tightest cities, a way of easing pressure on demand.

It is a consequence nobody has studied seriously, and one that deserves study before somebody discovers it by accident.

What to measure, if there is a trial

If the territorial trial this site asks for ever happened, the effect on rents would be among the most important things to measure, and it would need measuring properly.

Rents would have to be recorded before the start, not after, and the trial area compared with areas matched for housing market structure. New tenancies would have to be distinguished from continuing ones, because the effect appears in the former first. And the number of households would have to be tracked, because part of any increase in demand could come from people moving out on their own.

It is a research design no basic income trial has yet provided for, for the reason already given: they were all too small for the question to make sense. It is also why a trial across whole territories is worth far more than ten individual pilots.

How supporters should answer

Not by denying the problem. The temptation to minimise is strong and counterproductive: the first person who knows the literature on housing subsidies dismantles the argument in two minutes, and the credibility of everything else with it.

The correct answer is that basic income must be introduced together with action on housing supply, and that without that action part of the benefit will be lost. It is a weaker position to defend in a television debate and a more solid one in any serious discussion.

It is also, it must be said, one of the points where the European level can do least: planning and housing policy are local matters. Which means the hardest part of this proposal is not decided in Brussels, but in city councils.

Why this objection is in the site at all

A site arguing a case is not obliged to devote space to the arguments against it. It is worth explaining why this one does.

The reason is not a taste for even-handedness. It is that serious objections arrive anyway, and they arrive from the best-informed person in the room. Anyone who has supported this proposal without having thought about its weakest points will find themselves without an answer in front of exactly the interlocutor they hoped to persuade.

Having already considered the difficulty, knowing the responses available and being able to say precisely where they are weak is a far stronger position than pretending the difficulty does not exist.

It holds generally: in public argument, conceding a real problem promptly costs little and buys credibility on everything else.

In brief

This article addresses one part of the problem, not the problem. A basic income creates no jobs, teaches no trades, does not fix pensions and does not replace the services that answer unequal needs. The claim argued on this site is narrower: that it is, among the available instruments, the one that makes the others workable. Training requires being able to live while training; changing occupation requires being able to be wrong; refusing indecent conditions requires being able to afford refusal.

Three objections remain standing, and this site gives each of them a page: the cost, which is real and requires serious fiscal choices; the effect on rents in markets with inelastic housing supply; and the absence of a credible transition plan. None of them shows the proposal is wrong. All three show it is not ready, which is why the demand made here is not immediate introduction but a serious European trial and a public study putting costs, routes and losers on the table.

If anything on this page is wrong or badly argued, telling us is the most useful contribution available: the address is on the Contact page, and reasoned corrections are published.