Bloomberg Trouble in the leveraged ETF complex could spark a fresh volatility explosion that hits commodity investors in its wake, according to Macro Risk Advisors. The New York-based firm warns the VanEck Vectors Gold Miners ETF, ticker GDX, is vulnerable to outsized price swings if its tracked basket of stocks drops by 5 percent or more in a single day. …

Bloomberg IndiGo, India’s biggest airline, fell to the lowest in 16 months as rising fuel prices and a weaker rupee led to its worst-ever quarterly profit in a fiercely-competitive market. The carrier, operated by InterGlobe Aviation Ltd., said net income dropped 97 percent to 278 million rupees ($4 million) in the three months through June, its worst quarterly result since …

Bloomberg Ryanair Holdings Plc’s labour crisis deepened as pilots in Germany voted to strike in a dispute over pay and conditions. Crews could walk out at 24 hours’ notice after more than 96 percent of respondents backed industrial action in a poll, the Vereinigung Cockpit union said. It set an August 6 deadline for the discount carrier to avoid disruption …