The oil and gas sector is continuing to consolidate after years of ‘merger-mania’, with ramifications for the entire energy sector and wider economy. But a recent report reveals that the spate of mergers and acquisitions that has characterized the fossil fuels industry over the last decade is not as widespread as it may seem, but rather concentrated among a few key players. A newly released report from the consulting firm Bain & Co found that, within the oil and gas sector, “fewer companies are doing more of the deals…