Immigration boosts innovation and wages in the US. The positive dynamic impact of immigration on innovation and wages dominates the short-run negative impact of increased labor supply. Increased immigration to the US since 1965 is estimated to have increased innovation and wages by 5%.

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Mr Duffy called for proposals from commercial companies to build a reactor that could generate at least 100 kilowatts of power.

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'It is a catastrophe' - the man battling to stem rising youth unemployment