Bloomberg Behind-the-scenes regulatory requirements imposed on the largest US banks may help explain one mystery spawned by recent turmoil in an obscure, but important, slice of the multitrillion-dollar money market. Dealers and policy makers alike have wondered why big banks didn’t step in as rates on overnight repurchase agreements soared to record highs. Those banks have about $1.4 trillion deposited …

Bloomberg Delta Air Lines Inc is dramatically expanding its South American footprint, agreeing to a $2.25 billion deal with Latam Airlines Group SA after a similar arrangement between the Chilean company and American Airlines Group Inc ran into legal trouble. The pact calls for Delta to pay $1.9 billion for a 20 percent stake in Latam, Latin America’s largest carrier, …

Bloomberg Tesco Plc is considering a sale of its struggling Polish operations, according to people familiar with the situation, as the UK’s largest retailer focuses on its domestic operations and more promising overseas markets. The supermarket operator has begun a review of the Polish arm, according to the people, who asked not to be identified discussing a private matter. The …