The shutdown could account for up to a $14 billion loss in real GDP, or the total value of goods and services produced by the economy and adjusted for inflation, which won't be recouped, the Congressional Budget Office said Wednesday. A government shutdown usually reduces real GDP temporarily, halting non-essential federal operations, delaying government payments, and cutting spending on services and salaries.
With America's workforce in a demographic crunch and historic changes in immigration policy under way, it is "quite possible that the next five years will see no growth in workers at all."