Build English that wins marks.

Arrange the following sentences in the correct order.
A. More efficient air conditioners lower the electricity needed for each hour of cooling.
B. Energy forecasts should therefore account for behavioural responses as well as engineering efficiency.
C. Such adjustment can reduce the environmental benefit predicted from the technical improvement alone.
D. Households may respond by using air conditioning for longer periods because operating it becomes cheaper.

Arrange the following sentences in the correct order.
A. People who choose to enrol may already be more interested in saving than those who do not participate.
B. This makes it difficult to know whether the observed improvement resulted from the programme or from the participants’ initial motivation.
C. A stronger evaluation would therefore compare participants with a group having similar initial characteristics.
D. A voluntary financial-literacy course reports that its participants save more money afterward.

Arrange the following sentences in the correct order.
A. Continuing with the old method may produce increasingly misleading estimates.
B. Statistical agencies sometimes discover that an old measurement method no longer reflects modern behaviour accurately.
C. Yet rapidly changing the method can also destroy comparability with earlier data.
D. They therefore face a trade-off between improving current accuracy and preserving historical consistency.

Arrange the following sentences in the correct order.
A. Political participation often depends not only on total benefits but also on how those benefits are distributed.
B. A small group receiving a large benefit per person has a strong incentive to organise and lobby.
C. Policy outcomes can therefore be influenced by the concentration of interests rather than simply by the number of people affected.
D. In contrast, a widely dispersed benefit may attract little organised support because each beneficiary gains only a small amount.

Arrange the following sentences in the correct order.
A. Older participants not only differ in age but also grew up under different social and economic conditions.
B. Longitudinal evidence is often needed to separate changes caused by ageing from differences between generations.
C. Researchers compare older and younger people at a single point in time.
D. The resulting estimate may therefore confuse age effects with generational differences.

Arrange the following sentences in the correct order.
A. Performance monitoring should therefore examine how cases are classified as well as the reported target value.
B. However, the apparent reduction in waiting time may partly result from excluding the most difficult cases from the measure.
C. Staff may learn that transferring complex patients to another category keeps them outside the reported waiting-time statistic.
D. A hospital introduces a target requiring most patients to be treated within a fixed period.

Arrange the following sentences in the correct order.
A. The first few units may prevent severe hardship, while later units mainly improve comfort.
B. Economists therefore often distinguish between money itself and the utility derived from it.
C. The benefit of an additional unit of income is not necessarily the same at every income level.
D. This helps explain why transferring a fixed amount from a very wealthy person to a very poor person can increase total welfare under some assumptions.

Arrange the following sentences in the correct order.
A. Forced selling by many institutions can push prices down further, triggering additional sales.
B. Regulations may encourage each financial institution to reduce exposure when market prices fall sharply.
C. Such behaviour may actually increase total risk if every institution sells the same assets at the same time.
D. Financial regulation should therefore consider feedback loops created by simultaneous compliance.

Arrange the following sentences in the correct order.
A. Survey researchers repeatedly contact households until enough responses are collected.
B. Response rates alone therefore do not guarantee that a survey is representative.
C. As a result, the published average may systematically differ from the experience of people who are hardest to reach.
D. Households that are difficult to contact may differ in important ways from those that answer quickly.

Arrange the following sentences in the correct order.
A. These switching costs can allow an established platform to retain users despite the availability of competitors.
B. Once users invest time in learning the system and storing data in it, moving to an alternative becomes more costly.
C. Competition policy should therefore consider practical switching barriers, not only formal freedom of choice.
D. Software platforms can gain market power even without preventing customers from leaving directly.

Arrange the following sentences in the correct order.
A. Systematic reviews should consequently search for unpublished and null-result studies whenever possible.
B. Studies with statistically significant findings are often more likely to be published than studies finding no clear effect.
C. That can make the successful cases look more common than they really are.
D. Readers who see only the published literature may therefore receive a distorted picture of the evidence.

Arrange the following sentences in the correct order.
A. A university is rewarded according to the percentage of students who graduate on time.
B. It may respond by reducing academic difficulty or changing graduation requirements.
C. Performance systems should therefore monitor quality alongside completion rates.
D. In this case, the indicator improves while the real objective may not.

Arrange the following sentences in the correct order.
A. That threshold may be adjusted for inflation, family size or regional differences in living costs.
B. Comparisons of poverty rates should therefore examine how the poverty line has been defined and updated.
C. Poverty statistics require a threshold separating those classified as poor from those classified as non-poor.
D. These differences can strongly affect measured poverty even when household incomes remain unchanged.

Arrange the following sentences in the correct order.
A. Strategic decisions therefore require models that consider reactions by other decision-makers.
B. Yet the strategy may fail if competitors respond in ways that were not included in the original analysis.
C. Rivals, however, may cut their own prices once they observe the move.
D. A business may forecast the effect of lowering its price while assuming that rival firms keep their prices unchanged.

Arrange the following sentences in the correct order.
A. Once firms begin responding to the measure itself, however, the relationship between the indicator and the original objective may weaken.
B. Employees may discover ways to improve the measured score without producing an equivalent improvement in real performance.
C. A performance indicator is useful initially because it is correlated with an outcome that managers actually care about.
D. Organisations should therefore periodically test whether the indicator still reflects the underlying objective.

Arrange the following sentences in the correct order.
A. Events considered unimportant by record-keepers may never have been documented.
B. Historical records are usually created for particular administrative, legal or political purposes.
C. This makes the absence of a recorded event difficult to interpret as evidence that the event did not occur.
D. Historians must therefore distinguish between absence of evidence and evidence of absence.

Arrange the following sentences in the correct order.
A. Expectations sometimes affect the very events they are intended merely to forecast.
B. Forecasts involving human behaviour should therefore be interpreted differently from forecasts of purely physical processes.
C. The prediction can then influence behaviour in ways that make the predicted outcome more likely.
D. If depositors believe a bank is likely to fail, for example, they may rush to withdraw their money.

Arrange the following sentences in the correct order.
A. The number of recorded failures can therefore rise even if the underlying service is simultaneously improving.
B. Consequently, greater transparency may initially make performance appear worse rather than better.
C. Evaluators should distinguish better detection from genuine deterioration.
D. An organisation that improves its reporting system may begin revealing problems that were previously hidden.

Arrange the following sentences in the correct order.
A. A failure in one important node may affect many otherwise healthy parts of the network.
B. Greater connectivity often improves efficiency because resources and information can move quickly between components.
C. Yet those same connections can allow disturbances to spread more rapidly across the system.
D. Highly connected systems therefore face a trade-off between efficient coordination and containment of shocks.

Arrange the following sentences in the correct order.
A. Researchers sometimes compare young and old people at a single moment to study how attitudes change with age.
B. The two groups, however, were raised in different periods and may have experienced very different social conditions.
C. Following the same individuals over time can help separate ageing effects from generational effects.
D. Such comparisons may mistakenly attribute to age what actually reflects differences in historical experience.