Oil drilling activity has slumped this year after crude oil prices fell about 50 percent since last summer.
Oil drilling activity has slumped this year after crude oil prices fell about 50 percent since last summer. Eric Gay AP
Oil drilling activity has slumped this year after crude oil prices fell about 50 percent since last summer. Eric Gay AP

Schlumberger plans to cut 11,000 more jobs as profit dives

April 16, 2015 04:14 PM