After making a run at $80 per barrel this week, crude oil prices were mixed early Friday amid concerns about the economic consequences of the bull market. The price for Brent crude oil, the global benchmark, is up 6 percent this month, or more than $6 per barrel. Prices so far have been supported by geopolitical risk and U.S. President Donald Trump ‘s decision to back out of the U.N.-backed Iranian nuclear deal. If Brent breaks through $80 per barrel, it would be the highest level since November 2014. That price might lead to broad-based economic concerns. On Tuesday, the U.S. Commerce Department reported that consumer spending increased marginally last month, noting that higher gasoline […]