What do you believe is the single most important factor driving up the cost of living in Nigeria?

Deporting undocumented immigrants would hit US government coffers, as they pay billions in taxes each year.

Gloria Solis moved to the United States from Mexico in 1998. To put food on the table for her four children, she works in the agricultural sector in Washington state. She’s one of the estimated 31 million foreign-born workers in the US — documented or otherwise — who are helping to drive the US economy.

She’s worried that if Republican presidential nominee Donald Trump gets elected, the life she has built for her and her family could be in jeopardy.

Trump has made immigration, a hot-button issue this election, one of the pillars of his campaign. The role of immigrants in the startup economy is well known – 55 percent of US startups valued at $1bn or more were founded by immigrants, and some of the most famous names in Silicon Valley are those of foreign-born entrepreneurs, including Tesla chief Elon Musk and Google co-founder Sergey Brin.

But what is often overlooked is the importance of immigrants, including undocumented ones, in other sections of the US society and economy.

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