Summary | MARGARET WALLS: The current downturn in the oil and
gas business, like the ups and downs of the cycles that came
before it, is fundamentally a result of demand and supply. Weak
economic activity in Europe, China and elsewhere has led to
reduced demand at the same time that increased exploration and
development, particularly from U.S. unconventional sources, has ...
blogs.wsj.com | 02 April 2015