Kazakhstan stepped up measures to limit speculation on the tenge, the world’s worst currency, as the government braced for further declines in the price of oil. “Currently, we are working to stabilize the money market and remove speculation,” central bank Governor Daniyar Akishev told a cabinet meeting in Astana today. “The next stage will be widening of instruments to provide liquidity to banks to lend to the economy.” Trading of the tenge will require a minimum amount to change the currency’s price and the bourse will show only the five best bid-ask quotes from Dec. 15, the exchange said on its website. The changes will increase the cost of taking speculative positions, the central bank said. The tenge slipped 0.3 percent to 308.03 against the dollar and is down 41 percent this year, the biggest decline worldwide. Kazakhstan, the largest oil producer among former Soviet republics after Russia, shifted […]