1 of 7 | A woman walks past the New York Stock Exchange on Monday. At the end of the week, U.S. stocks rose on Friday as Wall Street ended a roller-coaster week amid a trade war involving tariffs started by President Donald Trump. Photo by Angelina Katsanis/UPI | License Photo April 11 (UPI) — U.S. stocks rose on Friday as Wall Street ended a roller-coaster week amid a trade war involving tariffs started by the United States. Investors expressed optimism after the White House said it was in favor of a trade idea with China. The Asian nation on…