Bloomberg Brent oil extended gains toward $57 a barrel as Citigroup Inc. raised its price outlook citing strong OPEC compliance with agreed output cuts and growing demand in Asia. Futures rose 1.3 percent in London. Brent will average $55 this quarter, Citigroup said in a note, an increase of $5 from its previous forecast. The North Sea price benchmark …

  Bloomberg Natarajan Chandrasekaran took over as chairman of Tata Sons Ltd., the holding company of Tata Group, pledging to improve capital allocation and boost returns from the $100 billion salt-to-software Indian conglomerate. The challenge for Chandrasekaran, or Chandra as he’s known, will be to rekindle growth and revive Tata’s weaker units after almost four months of boardroom turmoil that …

  Bloomberg Singapore plans to implement Southeast Asia’s first carbon tax starting in 2019, a move that would raise energy costs in the island nation and require more than 30 big polluters such as power plants to pay the levy. The proposal would charge between S$10 ($7) and S$20 a ton on emissions of carbon dioxide and five other greenhouse …