BLOOMBERG The US crackdown on airline consolidation faces a new test with the trial of a government lawsuit claiming the $3.8 billion takeover of Spirit Airlines by JetBlue Airways would reduce competition and boost fares for passengers. While investors consider approval of the deal to be a long shot, the trial set to start on Tuesday before a federal judge …

BLOOMBERG Southwest Airlines Co said it has forged a two-decade agreement to buy as much as 680 million gallons of renewable jet fuel, part of the US carrier’s goal of slashing climate-polluting emissions. The sustainable aviation fuel (SAF) will be sold by Arizona-based USA BioEnergy LLC starting as early as 2028, Southwest said in a statement. USA BioEnergy is working …

BLOOMBERG Warren Buffett’s Berkshire Hathaway Inc plans to sell yen-denominated corporate bonds for the second time this year, according to lead underwriter Mizuho Securities Co. The company is considering issuing the bonds in the near future, and sales will be limited to qualified institutional investors in Japan, according Mizuho, which said that itself and BofA Securities Japan Co will manage …