LONDON, July 19 Reuters Oil prices were little changed on Friday as a strong dollar and concern over top oil importer China39;s economy were countered by a tighter supply outlook.

Brent crude prices fell by 8 cents, or 0.1, to 85.03 a barrel by 0938 GMT. U.S. West Texas Intermediate crude futures fell 17 cents, or 0.2, to 82.65 a barrel.

The U.S. dollar index climbed for the second consecutive session after strongerthanexpected data on the U.S. labour market and manufacturing earlier in the week. A stronger greenback dampens demand for dollardenominated oil from buyers holding other currencies.

A lack of concrete stimulus measures from top oil importer China has also weighed on commodities overall, ANZ analysts said in a note.

Meanwhile, Chinese officials acknowledged on Friday the sweeping list of economic goals reemphasised at the end of a key Communist Party meeting this week contained many complex contradictions, pointing to a bumpy road ahead for policy implementation in the world39;s second largest economy.

China39;s economy grew by a slowerthanexpected 4.7 in the second quarter, official data showed, sparking concerns about the country39;s oil demand.

Traders in oil, gas, power, stocks, currencies and bonds from London to Singapore struggled to operate on Friday as a global cyber outage hampered operations, companies, banks and trading sources said.

Meanwhile, two large oil tankers were on fire on Friday after colliding in waters near Singapore, the…