Bloomberg Hong Kong Exchanges & Clearing Ltd. is considering rule changes aimed at increasing trading, according to Chief Executive Officer Charles Li. Rebates to market makers, simplified rules for using collateral across multiple positions, and the removal or reduction of stamp duty charges are among measures being considered, Li said. Some of the changes will require approval from the securities …

DUBAI / Reuters OPEC is monitoring unrest in Iran as well as Venezuela’s economic crisis, but the group will only boost output if there are significant and sustained production disruptions from those countries, a senior OPEC source from a major Middle Eastern oil producer said. Venezuela’s economic troubles have hit the country’s oil out-put, which is at near 30-year lows, …

DUBAI / Reuters SOCO International, an oil and gas exploration and production company listed on the London Stock Exchange, said on Monday it was evaluating a merger with Middle East oil and gas firm Kuwait Energy. A merger would provide a way for the Kuwaiti company to go public after it failed last year to complete an IPO of its …