The idea of paying every citizen an unconditional sum of money, enough to cover basic needs and given regardless of work or wealth, has drifted in and out of political debate for centuries. Long dismissed as a utopian fantasy, universal basic income, or UBI, has recently returned to serious discussion, propelled by mounting anxieties about automation, precarious employment, and widening inequality. Its advocates span an unusually broad ideological spectrum, ranging from those who see it as a humane floor beneath the poor to libertarians who would use it to replace a tangle of bureaucratic welfare programmes with a single transparent payment. That so disparate a coalition can rally behind a single policy is itself a measure of how deeply the anxieties of the age are felt across the political divide.
Because the concept is so hotly contested, a number of governments and charities have funded experiments to test its effects in practice. In these trials, a selected group receives regular unconditional payments for a fixed period while researchers carefully monitor how their behaviour changes. A recurring fear among sceptics is that guaranteed money will erode the incentive to work, producing widespread idleness at public expense. The evidence gathered so far offers surprisingly little support for that particular worry. In most studies, reductions in employment have been modest, and where people did choose to work less, they often did so in order to care for children, to study, or to search more carefully for a genuinely suitable job. Far from lapsing into idleness, in other words, many recipients appeared to use the newfound security to make the choices they judged most worthwhile.
Other findings have been more consistently encouraging. Recipients frequently report improvements in physical and mental health, reduced stress, and a greater sense of security that allows them to plan for the future rather than merely survive from week to week. Some used the newfound stability to start small businesses or to leave exploitative work. Yet the experiments also expose the sharp limits of what they can actually prove. Most are small, temporary, and locally funded, and a payment known in advance to be short-lived may prompt quite different decisions from one that is genuinely guaranteed for life. People simply behave differently when a safety net is understood to be permanent than when it is merely on loan for a year or two.
The hardest questions, critics point out, are not really about individual behaviour at all but about arithmetic and politics. Providing a meaningful income to an entire national population would be extraordinarily expensive, and how such a scheme should be financed, and precisely what existing programmes it might displace, remains fiercely disputed. Pilot projects can illuminate how particular individuals respond, but they cannot settle whether a whole economy could sustain the policy at a national scale. That is a question of collective priorities as much as of economics, and no small trial can answer it on society's behalf. For now, the accumulating experiments have shifted the debate from whether the poor can be trusted with money to whether societies can actually afford, and will choose, to guarantee it.
(1) 正解 4. They come from a strikingly wide range of political viewpoints
第1段落に、支持者が貧困層の下支えと見る人々から官僚的福祉を置き換えたいリバタリアンまで、異例に広い思想的スペクトルにわたるとある。選択肢4。
(2) 正解 3. It offers surprisingly little support for that fear
第2段落に、保証された金が労働意欲を損なうという懸念に対し、これまでの証拠はほとんど支持を与えないとある。選択肢3。
(3) 正解 1. How to finance it and what programmes it would displace
第4段落に、最も難しい問いは行動ではなく算術と政治、すなわち財源と既存制度の置き換えだとある。選択肢1。
annotation:注釈
an added note that explains or marks something(エピジェネティックな化学修飾を『DNAへの注釈』と比喩。動詞 annotate も頻出。)
contentious:論争的な
likely to cause disagreement or argument(a contentious claim で『異論の多い主張』。学術文で頻出。)
disentangle:解きほぐす
to separate things that are twisted together(混在した要因を切り分ける意で使う。抽象的な議論に多い。)
antithesis:対極・正反対
the exact opposite of something(the antithesis of nature で『自然の対極』。修辞学の用語でもある。)
pollinator:花粉媒介者
an animal that transfers pollen between flowers(ミツバチなど。生態系・農業の話題で頻出。)
unconditional:無条件の
not subject to any conditions(UBIの核心。conditional(条件付き)の対義語。)
precarious:不安定な
not securely held; dangerously uncertain(precarious employment で『不安定雇用』。現代労働論の頻出語。)
countervailing:相殺する・対抗する
acting against something with roughly equal force(a countervailing movement で『対抗運動』。傾向に抗する力を指す。)