Washington / AFP An experimental, solar-powered aircraft took off from Tulsa in the midwestern US state of Oklahoma early on Saturday, kicking off the latest phase of its record-breaking quest to circle the globe without consuming a drop of fuel. Swiss businessman Andre Borschberg, who has teamed up with adventurer Bertrand Piccard for the Solar Impulse 2 project, piloted the …

  Bloomberg Increasing infrastructure investment is the best way to boost economic growth in China and doing so doesn’t undermine efforts to overhaul the economy, according to former central bank adviser Yu Yongding. “If China does not increase infrastructure investment now, it may miss a historical opportunity,” Yu said on Saturday at an economics conference in Beijing. “In order to …

  Bloomberg New York luxury-condo builder Extell Development Co. says it’s taking longer than expected to obtain construction financing for its One Manhattan Square project as lenders pull back from the market. Extell had anticipated getting a construction loan for the downtown project by the beginning of June, as a condition of closing a separate financing deal with RXR Realty …