At the heart of the debate over illegal immigration lies one key question: are immigrants good or bad for the economy?
出自-2011年6月阅读原文
According to a study by George Borjas, a Harvard economist, immigration reduced the wages of American high-school dropouts by 9% between 1980-2000.
出自-2011年6月阅读原文
What worried them most, in other words, was the fiscal (财政的) burden of immigration.
出自-2011年6月阅读原文