It will only take another two weeks for the shutdown to cost the economy more than $6 billion according to S&P Global Ratings. The partial government shutdown enters its 21st day Friday tying the record for longest lapse in federal funding. U.S. government shutdown about to become longest on record If the government shutdown lasts another two weeks the total cost to the U.S. economy would exceed the price of building the proposed border wall. According to an estimate by S&P Global Ratings it will only take another two weeks to cost the economy more than $6 billion exceeding the $5.7 billion that President Donald Trump demanded to fund his proposed border wall. The U.S. economy will have lost $3.6 billion by Friday according to S&P.