The midstream business model ensures that the operations of oil and gas transportation pipelines and storage facilities remain largely insulated from fluctuations in commodity prices. This stability is bolstering the outlook for the Zacks Oil and Gas - Production & Pipelines industry.Pipeline companies enjoy a strategic advantage over their upstream and downstream counterparts, as they generate consistent and predictable revenue streams through long-term contracts with shippers. Enbridge Inc. (ENB) ,The Wil ...