That's where members of Congress come together at regular meetings and complain about illegal immigration while counting the campaign contributions they collect from businesses back home, many of which undoubtedly profit from hiring illegal immigrants.

CNN: Navarrette: Immigration anxiety is cultural

In America, they tend to be illegal at for-profit companies, according to guidelines set out in 1947.

ECONOMIST: The annual race to the bottom of the corporate ladder begins

The SIIA white paper also shows how suspected pirates are using Internet auctions to turn better than a 90 percent profit from sales of illegal software products, and how they are reaching thousands of new customers with little effort or cost.

CNN: Technology - New online software piracy emerges

For example, illegal conversions, apartments whose unscrupulous landlords have illegally subdivided to cram tenants in for greater profit, continue to be a problem.

WHITEHOUSE: Efficiency through Strategic Data Analysis