While fearful headlines about the U.S. - China trade war dominated the news, stocks gyrated throughout the week.

The New York Times senior economics correspondent reported that Moody's Analytics expects the trade war to "subtract 1.8 percentage points from G.D.P. growth and cause unemployment to rise."

CNBC reported that it could cost the average American family between about $500 and $800. "Further escalation of trade tensions would have dire consequences for both protagonists and the rest of the world," Oxford Economics told CNBC.