U.S. stocks fell Friday on worries that good news on the job market may be too good and prove to be bad for Wall Street by keeping inflation and interest rates high. The S&P 500 tumbled 1.5% to close its fourth losing week in the last five.

World shares are mixed as the U.S. stock market remained closed to observe a National Day of Mourning for former President Jimmy Carter. European indexes ticked higher. Asian markets mostly