As one of the three financial instruments, insurance plays an important role in promoting the national economy and enhancing social welfare.

保险作为三大金融工具之一，在促进国民经济和提高社会福利方面发挥着重要的作用。

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The establishment of welfare system in western countries has played an active role in enhancing social progress.

西方国家福利制度的创设，对人类社会的进步起到了积极的作用。

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Substantial price reductions or even donations of welfare-enhancing new medicines for poor countries are called for.

ECONOMIST: Sachs and drugs

In more concrete terms, hospital competition is welfare-enhancing up to five facilities in a local area.

FORBES: 5 Take-Aways from Steven Brill's Time Tome on Health Costs

Keith Hylton of Boston University's law school estimates that the welfare-enhancing effect of making negligence more expensive would be the biggest economic benefit of loser-pays.

ECONOMIST: Tort reform