Crude oil prices this week should depend on Western negotiations over a price cap on Russian oil, the global economic crisis and the potential for unrest in China, analysts said.

Crude oil prices lost ground last week during a trading session thinned by the long Thanksgiving holiday weekend in the United States. West Texas Intermediate, the US benchmark, fell nearly 5 percent on the week to close Friday’s trading at $76.48 a barrel.

Commodity markets are squarely focused on China, where growth…