Here's an excerpt from the opening paragraphs:
Every year, millions of people seek to immigrate to the United States, and with good reason: Opportunities to improve their lives abound here. Immigrants and would-be immigrants want to pursue the American dream. Whether or not they would put it in these terms, they want to be free to think and act on their best judgment; they want to produce wealth and keep and use it as they see fit; they want to make better lives for themselves and their families. In other words, foreigners want to come to America for the same reason the Founding Fathers established this republic: They want lives of liberty and happiness.Read the whole thing.
Immigration is the act of moving to a country with the intention of remaining there. Morally speaking, if a person rationally judges that immigrating to America would be good for his life, he should immigrate; a rational morality holds that one should always act on one’s best judgment. But does a foreigner have a right to move to America? And should America welcome him? Yes, he does—and yes, she should. Recognition of these facts was part and parcel of this country’s founding . . .