Bloomberg Ken Griffin’s Citadel Securities is willing to make markets in exchange-traded funds that hold cryptocurrencies, if the regulators allow it. “We will be ready if and when those products are approved, but we are taking a measured approach,” Kelly Brennan, head of the firm’s ETF group, said in an interview at Bloomberg’s headquarters in New York, adding that the …

  Bloomberg European Union (EU) lawmakers sparred over how to design the bloc’s ambitious climate policies, underscoring the challenge of implementing binding climate-neutrality goals amid a war and unprecedented energy price spikes. Some European Parliament members, predominantly in the Socialist, Liberal and Green political groups, are seeking to further toughen proposals by the European Commission, while others, led by Christian …

  Bloomberg JetBlue Airways Corp improved its offer for Spirit Airlines Inc, boosting a breakup provision to $350 million and adding an upfront cash payment days before shareholders will vote on a pending buyout agreement with Frontier Group Holdings Inc. The revised offer increases JetBlue’s reverse breakup fee by $150 million and provides for about $164 million payable as a …