Bloomberg Turkey’s lira weakened the most among major world currencies on Tuesday, falling as much as 1.6 percent to a new record, as the killer of 39 people at an Istanbul nightclub remained at large and inflation accelerated more than estimates in December. The lira depreciated to a record 3.60 against the dollar before trading 1.3 percent lower at …

  Bloomberg Global banking regulators delayed a key meeting on new capital standards, acknowledging they need more time to strike an agreement after European authorities resisted planned restrictions on how banks measure asset risk. The Basel Committee on Banking Supervision’s oversight board said in a statement on Tuesday that it had postponed a meeting scheduled for January 8 to allow …

  Bloomberg Solar power is now cheaper than coal in some parts of the world. In less than a decade, it’s likely to be the lowest-cost option almost everywhere. In 2016, countries from Chile to the United Arab Emirates broke records with deals to generate electricity from sunshine for less than 3 cents a kilowatt-hour, half the average global cost …