Business

Ryanair, Europe's largest budget airline, and its Irish rival Aer Lingus won a court challenge on Thursday against a European Union regulatory ruling ordering them to repay state aid related to Ireland's air travel tax.

Britain's grocery industry watchdog opened an investigation on Thursday into Tesco's relations with its suppliers, dealing a further blow to the battered reputation of the country's biggest supermarket.

Caesars Entertainment Corp (CZR.O), under investigation by the U.S. Treasury and a federal grand jury over alleged failures to comply with anti-money laundering law, has hired away Wal-Mart Stores Inc's (WMT.N) top expert.