U.S. President Donald Trump waves as he stands in front of a banner reading “Finish the Wall” during a rally in El Paso, Texas, U.S. (Photographer: Adria Malcolm/Bloomberg)

If Trump Reads Only One Book on Immigration ...

(Bloomberg Opinion) -- Critics have been having fun with President Donald Trump’s strange remark that “Our country is full.” They’ve taunted him over everything from population density to the decli...